Green’s Dictionary of Slang

chirper n.2

[chirp v.]

1. the mouth.

[UK]Farmer & Henley Sl. and Its Analogues.

2. a singer.

[UK]Farmer & Henley Sl. and Its Analogues.
[US]Archie Seale Man About Harlem 15 Aug. [synd. col.] Henrietta Brown [...] a fine chirper.
[US]Pittsburgh Courier (PA) 20 Jan. 7/1: Helen Humes, the Count Basie chirper.
B. Thomas Associated Press 29 Mar. n.p.: An ork [orchestra] chirper is a gal who [...] chirps with the orchestra [W&F].

3. (US) an orator, a speaker.

[US]T.A. Dorgan Silk Hat Harry’s Divorce Suit 24 May [synd. cartoon strip] This man’s wife is a suffragette. She stayed out all hours of the night with those daffy female chirpers.

4. an informer, a gossip.

[US]D. Runyon ‘Situation Wanted’ in Runyon on Broadway (1954) 660: I do not consider it necessary to mention [...] because I am by no means a chirper.

SE in slang uses

In phrases

pull a chirper (v.) [SE chirp]

(US) to accelerate one’s car from a standstill so as to make the tyres screech.

Adolescence XIII 499: He could ‘pull a chirper,’ [...] a loud squealing noise caused by giving the car more gasoline that necessary while releasing the clutch [HDAS].