• WordNet 3.6
    • n tricycle a vehicle with three wheels that is moved by foot pedals
    • ***
Webster's Revised Unabridged Dictionary
    • n Tricycle A three-wheeled velocipede. See Illust. under Velocipede. Cf. Bicycle.
    • ***
Century Dictionary and Cyclopedia
    • n tricycle A three-wheeled vehicle. Specifically
    • n tricycle A three-wheeled coach. See the quotation.
    • n tricycle A modification of the velocipede or bicycle, having three wheels. The wheels are variously arranged, as two in front and one behind, or the reverse. Tricycles are made for one or two persons; in the latter case the riders sit either side by side or one before the other. Compare bicycle.
    • tricycle To ride on a tricycle.
    • ***
Chambers's Twentieth Century Dictionary
    • n Tricycle trī′si-kl a velocipede with three wheels
    • v.i Tricycle to ride on such
    • ***


Webster's Revised Unabridged Dictionary
Pref. tri-, + cycle, as inbicycle,


In literature:

We helped her climb into the tricycle seat!
"Fairy Prince and Other Stories" by Eleanor Hallowell Abbott
It was now nearly ten o'clock, and I had out my tricycle in order to go down as quickly as possible to Little Christchurch.
"The Fixed Period" by Anthony Trollope
He styled this tricycle his "engine," and it was by no means the whole of his equipage.
"Fantômas" by Pierre Souvestre
Saxham used a smart, well-horsed, hired brougham for day-visits, and for night work a motor-tricycle.
"The Dop Doctor" by Clotilde Inez Mary Graves
For a mere editor not even a tricycle would be held up.
"Punch, or the London Charivari, Vol. 147, October 28, 1914" by Various
I should like to ride, or at least to have a tricycle.
"Great Uncle Hoot-Toot" by Mrs. Molesworth
He dances on a tub and rides a tricycle at a circus.
"The Strand Magazine, Volume V, Issue 25, January 1893" by Various
Perhaps to this is due the fact that there are not many bicycles and tricycles to be seen.
"The Truth About America" by Edward Money
Away from the group, sitting on his tricycle scooter, was the Frostola man!
"The Blue Ghost Mystery" by Harold Leland Goodwin
Such exhilaration is there in a good tricycle "coast" downhill!
"St. Nicholas Magazine for Boys and Girls, Vol. 8, May 1886, No. 7." by Various

In poetry:

But, see! There’s a man on the glacier;
His nose is turned into an icicle.
Don’t you know him? It’s Walls the ice-cream man,
Riding round with ice-cream on his tricycle.
"Christmas Day In The Workhouse" by Weston and Lee

In news:

'That car never veered, it just came right at them,' grandfather says of crash that killed Allendale boy riding tricycle .
Plea made for seven-year-old's special needs tricycle .
Enter Tricycle —a waste superhero worthy of a (hybrid) Batmobile.
Bomb planted in tricycle kills 8 in Pakistan.
Motorists stuck in a massive traffic jam yesterday on the Belt Parkway in Brooklyn couldn't believe their eyes when they saw the cause -- an 89-year-old man riding a tricycle .
For those who do attend, pay close attention to England's song about tricycles .
Family members say the child fell into the water while riding a tricycle near the pool.
The Amazing Disappearing Tricycle .
It's a bike -- actually a tricycle -- for seven -- providing miles and miles of smiles.
Adult-size tricycles might not be as cool as Lance Armstrong's wheels, but they're a lot more useful for trips to the neighborhood grocery store.
After practice, Holliday was a good sport by getting on the tricycle and letting receiver Jacoby Jones wheel him around.
A small memorial marks the spot where 2-year-old Albert Medina-Razo was hit and killed in July while he rode his tricycle in Muskegon (Sept.
Kelly Brown has nearly completed his as-yet-untitled sculpture—a "controlled chaos," as he says, of donated bicycles , tricycles, and bike parts tumbling over the back entrance of the new Outdoor Knoxville Adventure Center.
The plan _ the latest in a series of attempts to regulate the tricycle taxis in recent years _ was up for Bloomberg to consider signing Wednesday.
Ditch that memo, it's time to race tricycles.