chinch, n.² — Green’s Dictionary of Slang

chinch n.²

[ME + OF chiche, parsimonious, mean; in early 14C–late 16C SE]

(US)

1. a miser.

1949		in PADS.
1966–9		in DARE.

2. a spoilsport.

1954		(con. 1920s–30s) J.O. Killens Youngblood (1956) 416: Drink that licker up and have another one, Youngblood. Don’t be no chinch.
1962		(con. WWII) J.O. Killens And Then We Heard The Thunder (1964) 50: ‘Come on, man!’ Bookworm said. ‘Don’t be no chinch!’.