Green’s Dictionary of Slang

1. (also hairy) overtly, aggressively masculine.

1949		N. Algren Man with the Golden Arm 87: You godamned hairy-ass morphodyke booze bums.
1956		‘Charles Raven’ Und. Nights 111: Most of them being locals, real swede-bashers, hairy types, some of them in for farmyard offences.
1958		W. Talsman Gaudy Image (1966) 141: This is no place for two hairy-assed men.
1961		G.L. Coon Meanwhile, Back at the Front (1962) 177: They take themselves too damned seriously. Missions. Dedicated. Big hairy-assed purposes.
1963		C. Wood ‘Prisoner and Escort’ in Cockade (1965) I iii: Some hairy-arsed squaddie will steer your little apple – your little chicko ... round the sweaty floor by power of his grin.
1977		E. Bunker Animal Factory 74: ‘Who’s out here?’ ‘Just hairy-assed convicts.’.
1999		Observer Screen 20 June 3: A few hairy-arsed dockers.
2000		S. Maloney Big Ask 201: Take it easy [...] I get the message. You’re quite the hairy-arsed individual, aren’t you?
2007		S. Maloney Sucked In 156: He was the hairy-arsed champion of the underdog. We were a cabal of limp-writsed pen-pushers.

2. veteran, mature.

1967

M. Braly On the Yard (2002) 284: One of these nights I’m going to lock up and find some hairy-assed old bastard in there with me.