I. ˈchər.əp, ˈchirəp verb
( -ed/-ing/-s )
Etymology: imitative
intransitive verb
1. : chirp
2. : to make a sound like a chirrup especially by sucking in air through compressed lips (as in urging on a horse)
chirrup to a pony
the bullets chirruped by in the soft buzzing sound of insects on the wing — Norman Mailer
transitive verb
: to utter by chirruping
II. noun
( -s )
: the act or the sound of chirruping
the house sparrow's metallic chirrup — British Birds in Colour
the sudden chirrup of police whistles — Dan Wickenden