subs. (old).1. The posteriors. For synonyms, see BLIND-CHEEKS: to which may be added toby; stern; catastrophe; latter-end; jacksy-pardo; and juff.
1785. GROSE, A Classical Dictionary of the Vulgar Tongue.
2. (old).An accomplice.
1857. SNOWDEN, Magistrates Assistant, 3 ed., p. 448. I have seen CHEEKS (a flash name for an accomplice).