[1] : The Collaborative International Dictionary of English v.0.48

chirp \chirp\, v. i. imp.  p. p. chirped; p. pr.  vb. n.
   chirping. of imitative orgin. cf. chirk, chipper,
   cheep, chirm, chirrup.
   to make a shop, sharp, cheerful, as of small birds or
   crickets.
   1913 webster
see also:
chirped chirping chirk chipper cheep chirm 
chirrup 

[2] : The Collaborative International Dictionary of English v.0.48

chirp \chirp\, n.
   a short, sharp note, as of a bird or insect. "the chirp of
   flitting bird." --bryant.
   1913 webster

[3] : WordNet (r) 2.0

chirp
     n : a sharp sound made by small birds or insects
     v 1: make high-pitched sounds; of birds syn: peep, twirp, cheep,
           chirrup
     2: sing in modulation syn: tweedle
see also:
peep twirp cheep chirrup tweedle 

[4] : Moby Thesaurus II by Grady Ward, 1.0

147 moby thesaurus words for "chirp":
   anthem, ballad, bark, bawl, beam, bellow, blare, blat, blubber,
   boom, bray, breathe, buzz, cackle, call, caper, caracole, carol,
   caw, chant, chatter, cheep, chip, chipper, chirk, chirking, chirm,
   chirr, chirrup, chitter, choir, chorus, chuck, clack, clap hands,
   cluck, clutter, cock-a-doodle-doo, coo, creak, crick, croak, cronk,
   croon, crow, cuckoo, dance, delight, descant, do-re-mi, drawl,
   drum, exclaim, exult, flute, frisk, frolic, gabble, gaggle, gambol,
   gasp, glory, glow, gobble, growl, grunt, guggle, hiss, honk, hoo,
   hoot, hum, hymn, intonate, intone, joy, jubilate, keen, laugh,
   lilt, minstrel, mumble, murmur, mutter, pant, peep, pip, pipe,
   psalm, quack, quaver, radiate cheer, rejoice, revel, roar, roll,
   rollick, romp, roulade, rumble, scold, scream, screech, serenade,
   shake, shriek, sibilate, sigh, sing, sing in chorus, skip,
   skip for joy, smile, snap, snarl, snort, sob, sol-fa, solmizate,
   sparkle, squall, squawk, squeal, stridulate, stridulation, thunder,
   tremolo, trill, troll, trumpet, twang, tweedle, tweedledee, tweet,
   twit, twitter, vocalize, wail, warble, whine, whisper, whistle,
   yap, yawp, yell, yelp, yodel

Chirp >> C Words
Chirp, definition of term: Chirp
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