brewer's droop noun a temporary inability to achieve an erect penis caused by drinking too much alcohol, especially beer AUSTRALIA,1970
I know you’ve had a few but don’t tell me you’ve copped a brewer’s droop. — Barry Humphries, BazzaPullsItOff!, 1971
ANYA: [O]ne guy’s dick stayed up for hours and it really annoyed him. LOADED: The opposite to brewer’s droop. Does that happen to you often, ladies? — Loaded, p. 59, June 2003