warbler

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various small New World songbirds of the family Parulidae, many of which have brightly colored plumage or markings, as the redstart and the yellowthroat.
• noun Any of various small, often brownish or grayish Old World songbirds of the family Silviidae, as the blackcap and the whitethroat.
• noun Music One that warbles; a singer.

from The Century Dictionary.

• noun One who or that which warbles; a singer; a songster.
• noun Specifically, any one of a great number of small oscine passerine birds, or dentirostral insessorial birds, of different families and many different genera, of both the Old World and the New.
• noun In bagpipe music, an appoggiatura, or similar melodic embellishment.
• noun One of the golden warblers, Dendrœca ruficapilla, of the West Indies.
• noun The Canadian fly-catching warbler.
• noun The yellow-rumped warbler. Pennant, 1785. Also umbrose warbler.
• noun The carbonated warbler.
• noun Any member of the genus Lusciniola, a small group of about 12 species, chiefly Asiatic, and especially Himalayan, with one species extending into the Mediterranean region, and auother in South Africa. There are twelve tail-feathers, the tarsus is scutellate, the wings are short with spurious first primary, and the prevailing colors are russet and olive-brown. The type is L. aëdon (of Pallas). This genus has six other New Latin names.
• noun The black-throated green warbler.
• noun The female of the black-throated blue warbler.
• noun The summer yellow-bird, Dendrœca æstiva, in some obscure plumage.
• noun The Blackburnian warbler.
• noun The prairie-warbler.
• noun The pine-creeper of Edwards, and not of Cates-by; the blue-winged yellow warbler, Helminthophaga pinus.
• noun The pine-creeper of Catesby, 1771; the pine-creeping warbler, Dendrœca pinus or vigorsi. See cut under pine-warbler.
• noun The black-and-yellow warbler, Dendrœca maculosa. See spotted (with cut).
• noun Dendrœca maculosa. See cut under spotted.
• noun The black-and-yellow warbler, Dendrœca maculosa, which has yellow npper tail-coverts like the preceding, but is otherwise quite different. Also called yellow-rumped flycatcher. See cut under spotted.
• noun The willow-warbler, Phylloscopus trochilus. (See also grasshopper-warbler, hermit-warbler, palm-warbler, prairie-warbler, reed-warbler, rock-warbler, sedge-warbler, swamp-warbler, tailor-warbler, tree-warbler, willow-warbler, wood-warbler.)

from the GNU version of the Collaborative International Dictionary of English.

• noun One who, or that which, warbles; a singer; a songster; -- applied chiefly to birds.
• noun (Zoöl.) Any one of numerous species of small Old World singing birds belonging to the family Sylviidæ, many of which are noted songsters. The bluethroat, blackcap, reed warbler (see under Reed), and sedge warbler (see under Sedge) are well-known species.
• noun (Zoöl.) Any one of numerous species of small, often bright colored, American singing birds of the family or subfamily Mniotiltidæ, or Sylvicolinæ. They are allied to the Old World warblers, but most of them are not particularly musical.
• noun (Zoöl.) any American warbler of the genus Opornis, as the Connecticut warbler (Opornis agilis).
• noun (Zoöl.) any one of several species of very small American warblers belonging to Parula, Mniotilta, and allied genera, as the blue yellow-backed warbler (Parula Americana), and the black-and-white creeper (Mniotilta varia).
• noun (Zoöl.) any one of several species of warblers belonging to Setophaga, Sylvania, and allied genera having the bill hooked and notched at the tip, with strong rictal bristles at the base, as the hooded warbler (Sylvania mitrata), the black-capped warbler (Sylvania pusilla), the Canadian warbler (Sylvania Canadensis), and the American redstart (see Redstart).
• noun (Zoöl.) any American warbler of the genus Geothlypis, as the mourning ground warbler (G. Philadelphia), and the Maryland yellowthroat (see Yellowthroat).
• noun (Zoöl.) any one of numerous American warblers of the genus Dendroica. Among the most common wood warblers in the Eastern States are the yellowbird, or yellow warbler (see under Yellow), the black-throated green warbler (Dendroica virens), the yellow-rumped warbler (Dendroica coronata), the blackpoll (D. striata), the bay-breasted warbler (Dendroica castanea), the chestnut-sided warbler (Dendroica Pennsylvanica), the Cape May warbler (Dendroica tigrina), the prairie warbler (see under Prairie), and the pine warbler (Dendroica pinus). See also Magnolia warbler, under Magnolia, and Blackburnian warbler.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Any of various small passerine songbirds, especially of the family Sylviidae (Old World wablers) and Parulidae (New World warblers).
• noun Agent noun of warble; one who warbles.
• noun UK, slang A hissy fit.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a singer; usually a singer who adds embellishments to the song
• noun a small active songbird