Green’s Dictionary of Slang

food n.

[something one ‘chews’ over or ‘eats up’]

1. (US black) gossip.

[US]M.H. Boulware Jive and Sl.

2. (US gang/gay) a victim, prey; a sex object.

[US]B. Rodgers Queens’ Vernacular 84: food generic for men as sex objects.
N.Y. Press 30 Oct.–5 Nov. 10/4: Bloods can be deadly. [...] ‘You cross me, you’re food,’ one told me. ‘Food means you’re eaten. Dead.’.

3. (UK black) a drug, e.g. cannabis. [Internet] Peng Food is a CD released by the artist Frisco, but it is also a larger showcase for the grime label Alwayz Recordings.
[UK]Mirror Online 1 Sept. [Internet] Food — the code word for drugs. Crack and heroin referred to as ‘hard food’.
67 ‘Hashtag’ [lyrics] Everyday man moves food / I swear down man come like some waiter.

SE in slang uses

In compounds

food boat (n.)

a group of prisoners who cook their own food.

[UK]Guardian G2 11 Feb. 4: On a spur, or a landing, food boats were formed, comprising three or four associates who pooled their prison wages and purchased meat and vegetables.
[UK]N. ‘Razor’ Smith A Few Kind Words and a Loaded Gun 471: The premier food-boat on Red Spur was known as ‘The Bears’, due to its members’ huge size and the gargantuan meals they ate.
foodbox (n.)

(US black) the stomach.

[US]Big L ‘Ebonics’ [lyrics] Jealous is jelly, your food box is your belly.
food grinder (n.)

the jaw.

[UK]B.E.F. Times 22 Jan. (2006) 291/1: A tin lid, which we fasten on our top-knobs with a strap under the food-grinder.

In phrases

food one’s beast (v.)

see under beast n.