chirp

noun

1. A short, sharp or high note or noise, as of a bird or insect.
2. A pulse of signal whose frequency sweeps through a band of frequencies for the duration of the pulse; the quality of having a such a variation in frequency.

   “The long fiber lengths required to linearize the chirp can then be used […]”

verb

1. (intransitive)To make a short, sharp, cheerful note, as of small birds or crickets; to chitter; to twitter.

   “"Well, I suppose you didn't come out of the egg either before you could chirp," said the woman who was on the egg.”

2. (intransitive)To speak in a high-pitched staccato.
3. (transitive)To modify (a pulse of signal) so that it sweeps through a band of frequencies throughout its duration.
4. (obsolete, transitive)To cheer up; to make (someone) happier.
5. (Canada)To speak rapid insulting comical banter back and forth; to bicker or argue.
6. (UK, obsolete, slang)To inform on someone; snitch.