• WordNet 3.6
    • n knob a round handle
    • n knob a circular rounded projection or protuberance
    • n knob an ornament in the shape of a ball on the hilt of a sword or dagger
    • n knob any thickened enlargement
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Giraffes are the only animals born with horns. Both males and females are born with bony knobs on the forehead.
    • Knob A hard protuberance; a hard swelling or rising; a bunch; a lump; as, a knob in the flesh, or on a bone.
    • Knob A knoblike ornament or handle; as, the knob of a lock, door, or drawer.
    • Knob A rounded hill or mountain; as, the Pilot Knob.
    • Knob (Arch) See Knop.
    • v. i Knob To grow into knobs or bunches; to become knobbed.
    • ***
Century Dictionary and Cyclopedia
    • n knob A rounded projection; a protuberance; a bunch; a knop.
    • n knob A fleshy protuberance; a pimple.
    • n knob A rounded projection forming the termination of something, as of a staff: specifically, the more or less ballshaped part of the handle for a door, drawer, or the like.
    • n knob A prominent isolated hill; a hill generally: same as mound in Wisconsin and Iowa, and butte in the Cordilleran region. [Southern and western U. S.]
    • n knob In entomology, a dilated outer portion of a part. Specifically — An expanded apical portion of an insect's antenna, as in a butterfly. In Diptera, the capitulum or outer portion of the halter or balancer. The distended outer portion of a fly's proboscis.
    • n knob In a cannon, the spherical part at the rear end of the piece, forming the opposite extremity to the muzzle: it is a part of the cascabel. In ships' guns a breeching-loop takes the place of the knob.
    • n knob In architecture, specifically, a bunch of leaves, flowers, or similar ornaments, as the boss at the intersection of ribs, the end of a label or other molding, or a bunch of foliage in a capital. In this sense also called knop and knot. See cut under boss.
    • n knob Same as knobstick.
    • n knob The rudiment of a deer's antler. Compare knobber.
    • knob To grow into knobs; bunch.
    • knob To produce a knob or knobs upon.
    • knob To free from knobs, as stone in the quarry, in rough-dressing it.
    • n knob A small flock, less than 30, of ducks: an English sporting-term.
    • ***
Chambers's Twentieth Century Dictionary
    • n Knob nob a hard protuberance: a hard swelling: a round ball
    • ***


Webster's Revised Unabridged Dictionary
A modification of knop,. Cf. Nob
Chambers's Twentieth Century Dictionary


In literature:

I board at Sweetbriar Cottage, next farm to Orchard Knob.
"Lucy Maud Montgomery Short Stories, 1905 to 1906" by Lucy Maud Montgomery
Eagerly she scraped the gravel aside with her foot and her hand was on the knob when she heard a muffled voice behind her.
"The Green Rust" by Edgar Wallace
The pilot threw a switch and pressed a knob.
"Space Platform" by Murray Leinster
Framed in the doorway stood a very small pickaninny, barely reaching to the knob.
"Stubble" by George Looms
From Pilot Knob he viewed the Great Meadow.
"Blue Ridge Country" by Jean Thomas
On the end of it was a queer little knob.
"Bird Stories" by Edith M. Patch
It was very much like a little hand flashlight, and seemed to have a knob at my thumb.
"The Fire People" by Ray Cummings
It was only a tiny bright spot in the centre of a tarnished metal knob.
"Fifty-Two Stories For Girls" by Various
He stretches up on tiptoe to turn the door-knob at the top.
"Chimney-Pot Papers" by Charles S. Brooks
A name given by seamen to the cascable or hindmost knob on the breech of a cannon.
"The Sailor's Word-Book" by William Henry Smyth
The smallest child could wrench at a tuning-knob and the desired station came on.
"The Machine That Saved The World" by William Fitzgerald Jenkins
He was looking down at the quaint old latch which served instead of a knob.
"The Indifference of Juliet" by Grace S. Richmond
Mildred put her hand on the knob, pulled the door half-open, closed it again.
"No Clue" by James Hay
When they used shafts with knobs and large joints, it was easy to keep a firm hold.
"The Later Cave-Men" by Katharine Elizabeth Dopp
But only slowly did she admit to herself that she actually did hear a fumbling, hear the knob of her door turning.
"Free Air" by Sinclair Lewis
Traveled to Miller's, a distance of six miles over the knobs.
"Narrative of Richard Lee Mason in the Pioneer West, 1819" by Richard Lee Mason
He walked over and turned the knob softly.
"The Boy Ranchers on Roaring River" by Willard F. Baker
The iron railing looks like the gate of a cemetery, and there are brass knobs upon it.
"Fairy Tales of Hans Christian Andersen" by Hans Christian Andersen
In one wall was a tightly closed door, also of metal and studded by the knob of a lock.
"The Affair of the Brains" by Anthony Gilmore
Then the artful Teed moved to the door and turned the knob.
"In a Little Town" by Rupert Hughes

In poetry:

It's a sight to see Nell at the racecourse,
Her beauty can not be concealed;
All the young knobs bet their tanners and bobs
To see Nellie lay on the field.
"The Bookmaker’s Daughter 1934" by Billy Bennett
Changing for amber-knobs their Eastern ware
Or tin-sand silvery fair,
To temper brazen swords, or rim the shield
Of heroes, arm'd for fight:--
While the rough miners, wondering, gladly yield
"The First And The Last" by Francis Turner Palgrave
First a swell took the chair He said 'Ha, Ha, my man,
Just a shave and a perfumed shampoo
For I've just got engaged.' Sweeney just pressed the knob
and said 'There now, it's all fallen through.'
"Sweeney Todd, The Barber" by Weston and Lee
Whichever the sex, whatever the season or place, he may go freshly
and gently and safely, by day or by night;
He has the pass-key of hearts—to him the response of the prying of
hands on the knobs.
"Now List To My Morning's Romanza" by Walt Whitman
For weeks I’ve worked a morning shift
On this old Waygood-Otis lift.
And goodness, don’t I love
To press the knob that shuts the gate
When customers are shouting ‘Wait!’
And soar to floors above.
"The Lift Man" by Sir John Betjeman
Its prickly knobs the dews of morn
Doth bead with dressing rich to see,
When threads doth hang from thorn to thorn
Like the small spinner's tapestry;
And from the flowers a sultry smell
Comes that agrees with summer well.
"Spear Thistle" by John Clare

In news:

Looking Glass Outfitters, western North Carolina's renowned climbing-specialty outdoor store, raised over $1600 for the Carolina Climbers Coalition to help finalize their purchase of Laurel Knob.
'Orchard Knob School praised' and more letters to the editor.
Mark hard-to-read knobs with red nail polish .
Get your free, customizable, Knob Creek labels for impressive holiday gift giving (Photos: Knob Creek).
One shot in Orchard Knob in Chattanooga.
Clarkston Area Optimists honored two students with their Optimist Student of the Month awards – Isabela Holloway, fifth grader at Andersonville Elementary, and Camryn Dahlerup, fifth grader at Pine Knob Elementary.
2nd graders at Orchard Knob elementary recently had the chance to learn about art.
Orchard Knob shooting victim was target, Chattanooga police say.
Plenty of assignable knobs and sliders.
The Passport Collection of decorative hardware from Top Knobs is inspired by world famous iconic destinations.
Dress up door handles and knobs throughout the house with combinations of ornaments, ribbon, and greenery.
Quality manufacturing ensures that this knob will last for many years to come.
Pouring concrete into Sonotube is designed to be easier because the structural-steel channel undercarriage and 6-inch knobbed tires are made to stand up to the most demanding jobsite.
Pine Knob has just started creating snow and naturally the team is active whenever possible on the hill.
Inspired by some of their most popular door hardware designs, the four knobs and three levers in the new OMNIA Prodigy collection were engineered with beauty, durability and affordability in mind.

In science:

Here control denotes tailoring the physical behavior of nonlinear dynamical systems (which generically exhibit chaotic dynamics) using “knobs” (i.e., suitable external parameters).
How periodic orbit bifurcations drive multiphoton ionization
In this Letter we report on precisely such a knob for a complex quantum system, and show how ionization behavior can be predicted with quantitative accuracy using periodic orbits.
How periodic orbit bifurcations drive multiphoton ionization
Have we excluded such variables, since our ˆa refers only to some knob setting on Alice’s device and λ refers only to the state of the particle pair? No.
Local Causality and Completeness: Bell vs. Jarrett
If, for example, Bohmian Mechanics (rather than orthodox QM) is true, the answer would be no. A candidate theory which posited no beables corresponding to such things as knobs and levers should not, and probably could not, be taken seriously.
Local Causality and Completeness: Bell vs. Jarrett
The effects are distinguished by measuring conductance in an additional uniform perpendicular field (B⊥ )—an independent experimental knob that can be used to suppress time-reversal symmetry.
Rippled Graphene in an In-Plane Magnetic Field: Effects of a Random Vector Potential
In the remainder of the measurements we use the detuning ∆ of the pump laser that is slowly scanned across the blue trion transition, in either forward or backward direction, as a knob for adjusting the amount of nuclear spin polarization in the QD.
Observation of heavy-hole hyperfine interaction in quantum dots
The dependence of τtr on Vgate was found to be repeatable for a particular sample through multiple thermal cyclings, allowing Vgate to serve as a reliable and repeatable ‘knob’ controlling τtr .
Classical Advection of Guiding Centers in a Random Magnetic Field
The computer models have many different parameters—sort of like knobs and switches that can be adjusted—and each represents some aspect of the physical laws that govern the behavior of the model.
Computational Asteroseismology
The corresponding FS looks like a sphere with “knobs” located at those segments which are close to the boundaries of the Brillouin zone.
Local Features of the Fermi Surface Curvature and the Anomalous Skin Effect in Metals
Proponents have proposed this as an additional knob to turn for the systematic study of relativistic heavy-ion collisions.
Quark Matter 2005: Experimental Conference Summary
The knobs control the inaccuracy of the devices.
Testing Bell inequalities with weak measurements
In summary, below the touching distance, something weird (damping is a sort of physics hidden under a knob) happens, leading to fusion hindrance. C.L.
Fusion11 Conference Summary
The next device performs the transformation specified by its knobs (which in particular can be “do nothing”).
Information-theoretic postulates for quantum theory
The device on the right performs the measurement specified by its knobs, and the outcome (x or ¯x) is indicated by the corresponding light.
Information-theoretic postulates for quantum theory
The operation of each device is controlled by a knob which sets the parameters δ1 (δ2 ), e.g. phase shifts of interferometers (when dealing with energy-time correlations) or orientation of polarizers (when using polarization correlations).
Long-distance Bell-type tests using energy-time entangled photons