1885. Household Words, 20 June, p. 155. ‘Buck’ is most likely a corruption of fye-buck, a slang name for sixpence, which is now almost, if not altogether, obsolete.
Fylche.—See Filch.
Fyst.—See Foist.
[[94]]
ab, subs. (vulgar).—1. The mouth; also Gob. For synonyms, see Potato-trap.
1785. Grose, Dict. of the Vulgar Tongue, s.v.
1785. Burns, Jolly Beggars. And aye he gies the touzie drab The tither skelpin kiss, While she held up her greedy gab, Just like an aumos dish.