Green’s Dictionary of Slang

toot v.²

to break wind; thus tooting adj.

1951		in G. Legman Limerick (1953) 345: Her sphincter was weak, / Her wind she couldn’t keep — / This tootin’ old spinster from Bruton.
1962		(con. 1940s) G. Mandel Wax Boom 125: Beans, beans, the music fruit, the more you eat the more you toot.
1988		M. Atwood Cat’s Eye (1989) 125: Pork and beans the musical fruit, the more you eat, the more you toot.
1989		P. Munro Sl. U.

SE in slang uses

In derivatives

tootmobile (n.) [the ‘toot-toot’ of its horn]

(US black) a car.

1972

D. Claerbaut Black Jargon in White America 84: tootmobile n. a car; automobile.

In phrases

toot the ringer (v.) (also toot the ding-dong)

(US tramp) to ring a doorbell.

1899		J. Flynt Tramping with Tramps 384: I goes over ’n’ toots the ringer [bell].
1926		N. Klein ‘Hobo Lingo’ in AS I:12 653: Toot-the-ringer — ring the door bell.
1930		‘Dean Stiff’ Milk and Honey Route 216: Toot the ringer – To ring backdoor bells.
1931		Irwin Amer. Tramp and Und. Sl. 189: Toot the Ding Dong.– To ring the (door) bell.
1949		Monteleone Criminal Sl. (rev. edn) 241: toot the ding-dong To beg from house to house.