Green’s Dictionary of Slang

gobble v.1

[SE gobble, to eat food greedily]

1. [mid-19C–1900s] (US) to grab, to steal, to apprehend.

2. [1920s+] (also gobble off) to fellate; thus gobbling n., fellatio [play on eat v. (4)].

In compounds

gobble-gut (n.)

[early–mid-17C] a glutton.

gobblepipe (n.)

[1930s] (US) a saxophone.

gobble-prick (n.) [sl. use is too late, hence SE gobble + prick n. (1)]

[late 17C–18C] a sexually active woman.

In phrases