Green’s Dictionary of Slang

hide v.1

[a practice carried out on 18C plantations to discipline rebellious slaves]

[late 18C] (W.I.) to murder, dismember and bury secretly.

SE in slang uses

In compounds

hideaways (n.) [one hides one’s money etc.]

[1930s–40s] (US black) pockets.

hide-up (n.)

[1920s+] (Aus.) a hideout.

In phrases

hide one’s/the baloney (v.)

see under baloney n.