• WordNet 3.6
    • adj passerine relating to or characteristic of the passeriform birds
    • n passerine perching birds mostly small and living near the ground with feet having 4 toes arranged to allow for gripping the perch; most are songbirds; hatchlings are helpless
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Webster's Revised Unabridged Dictionary
    • a Passerine (Zoöl) Of or pertaining to the Passeres. "The columbine, gallinaceous, and passerine tribes people the fruit trees."
    • n Passerine (Zoöl) One of the Passeres.
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Century Dictionary and Cyclopedia
    • passerine Resembling or related to a sparrow; of or pertaining to the Passerinæ, in any sense, or the Passeres; passeriform.
    • passerine About as large as a sparrow: as, the passerine parrot, Psittacula passerina; the passerine ground-dove, Chamæpelia passerina; the passerine owl, Glaucidium passerinum. Also passeroid.
    • n passerine A member of the Passerinæ, Passeres, or Passeriformes.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Passerine relating to the Passeres, an order of which the sparrow is the type
    • ***


Webster's Revised Unabridged Dictionary
L. passerinus, fr. passer, a sparrow
Chambers's Twentieth Century Dictionary
L. passer, a sparrow.


In literature:

In addition to the passerine birds listed above.
"Our Vanishing Wild Life" by William T. Hornaday
It is in no way connected with the jay tribe, being not even a passerine bird.
"Birds of the Indian Hills" by Douglas Dewar
Humming-birds were flitting in every direction, and flocks of other passerines flew from one bush to another.
"Adventures of a Young Naturalist" by Lucien Biart
The pie, the gallinaceous, the columbine, and passerine tribes, resort to the fruit-bearing trees.
"Wanderings in South America" by Charles Waterton
The Bell Vireo exhibits "classic" passerine territoriality.
"Natural History of the Bell Vireo, Vireo bellii Audubon" by Jon C. Barlow
Beecher's work (1951a, 1951b, 1953) on jaw-musculature is a valuable contribution to our knowledge of the anatomy of passerine birds.
"Myology and Serology of the Avian Family Fringillidae" by William B. Stallcup
ANT-THRUSH, a name given to certain passerine or perching birds having resemblances to the thrushes and supposed to feed largely on ants.
"The New Gresham Encyclopedia. Vol. 1 Part 2" by Various
However, the flaring of the antorbital region appears to be common in the nestlings of many species of passerine birds.
"Phylogeny of the Waxwings and Allied Birds" by M. Dale Arvey
Eggs are laid in nests of some forty species of birds in Kansas; 39 of these are passerines.
"The Breeding Birds of Kansas" by Richard F. Johnston
Bill stout, its mandible hooked and hawk-like; feet truly Passerine; pose, in perching, erect; solitary grayish birds.
"Color Key to North American Birds" by Frank M. Chapman

In news:

Not only is Kennesaw Mountain a fascinating historical site, but it provides some of the best viewing of migrant passerines anywhere in the south.
Patrick Lee chats with Radio Causeway about his latest releases The Last Thing (2010) and Passerine (2011).
Birding at Hawks Prairie Reclaimed Water Ponds: Walk the easy gravel paths around the reclamation ponds, marshes, and vegetation looking for ducks, raptors, passerines, and wading birds.