CHIRP
chirp
(noun) a sharp sound made by small birds or insects
peep, cheep, chirp, chirrup
(verb) make high-pitched sounds; “the birds were chirping in the bushes”
tweedle, chirp
(verb) sing in modulation
Source: WordNet® 3.1
Etymology
Noun
chirp (plural chirps)
A short, sharp or high note or noise, as of a bird or insect.
(radar, sonar, radio telescopy etc.) A pulse of signal whose frequency sweeps through a band of frequencies for the duration of the pulse.
Verb
chirp (third-person singular simple present chirps, present participle chirping, simple past and past participle chirped)
(intransitive) to make a short, sharp, cheerful note, as of small birds or crickets
(intransitive) to speak in a high-pitched staccato
(transitive, radar, sonar, radio telescopy etc.) To modify (a pulse of signal) so that it sweeps through a band of frequencies throughout its duration.
(transitive, obsolete) To cheer up; to make (someone) happier.
Source: Wiktionary
Chirp, v. i. [imp. & p. p. Chirped; p. pr. & vb. n. Chirping.] Etym:
[Of imitative orgin. Cf. Chirk, Chipper, Cheep, Chirm, Chirrup.]
Definition: To make a shop, sharp, cheerful, as of small birds or crickets.
Chirp, n.
Definition: A short, sharp note, as of a bird or insect. "The chirp of
flitting bird." Bryant.
Source: Webster’s Unabridged Dictionary 1913 Edition