Other forms: chirruping
To chirrup is to make a short repeated chirping sound. Sparrows chirrup, a chirruping call, chirrup at the horse.
It is a repeated version of chirp, and the extra syllable does the repeating. It is also the noise people make to encourage a horse, made by drawing air past the tongue.
1verbchirrupTo make a short repeated chirping sound.
“Crickets chirruped in the long grass as the sun went down.”
chirrup is a sounding.
A variant of chirp, with the extra syllable suggesting repetition.
Variant of chirp.
Etymology from Wiktionary, CC BY-SA