Green’s Dictionary of Slang

blistered adj.

a euph. for damned adj. (1)

1833		A. Greene Life and Adventures of Dr Dodimus Duckworth I 154: Well that’s a pretty joke, I’ll be blistered if ta’nt.
1844		H. Cockton Sylvester Sound 252: I’ll be blistered if I wouldn’t go out and tackle him.
1851		Melville Moby Dick (1907) 481: The white whale’s – no, no, no, – blistered fool!
1858		Bedford Gaz. (PA) 19 Mar. 1/4: I’ll be blistered if I don’t think there’s a better place than this somewhere.
1878		American Mag. 5 666: The black blot [...] gurgled out: ‘Kiss me, child.’ ‘I’ll be blistered if I do!’.
1880		Vancouver Indep. (WA) 8 July 3/2: I’ll be blistered if this affair has n’t got away with me.
1906		Eve. Star (Wash., DC) 29 July 34/1: I’ll be blistered if I can see the fun in runnin’ a free hotel like that.
1915		Eve. Public Ledger (Philadelphia, PA) 23 June 13/3: Conkey’s jaw dropped. ‘Well, I’ll be blistered!’ he said.
1922		Great Falls Trib. (MT) 3 Mar. 6/2: I’ll be blistered if I wouldn’t go and jump into the bay.
1959		F. Durbridge A Time of Day (1989) 122: Why a toff like that should make a date in a caff like this he was blistered if he knew.