Green’s Dictionary of Slang

1. (also foozlified, fusled, fuzzled) drunk.

1621		R. Burton Anatomy of Melancholy 3.3.1.2: Having liberally taken his liquor [...] my fine scholar was so fusled, that no sooner was laid in bed, but he fell fast asleepe.
1737		B. Franklin ‘Drinkers Dict.’ in Pennsylvania Gazette 6 Jan. in AS XII:2 91: They come to be well understood to signify plainly that A MAN IS DRUNK. [...] Fuzl’d.
1837		‘Nights At Sea’ in Bentley’s Misc. Dec. 617: I got fairly foozlified, and hove down on my beam-ends as fast asleep as a parish clerk at sarmon time.
1860		Spirit of Democracy (Woodsfield, OH) 25 July 4/1: Synonyms [for drunk] [...] slewed, fuzzled, [...] swamped, raddled, nappy, [...] having a brick in one’s hat, limber, tired [...] toddled, slung-shot.
1908		Bulletin (Sydney) 23 July 39/1: By the beer stains on their whiskers are they known! / By the foozled, super-foozled way they blink! / And their wretched wives go charing while these reckless souls are marring / Health and prestige, gamely sparring after drink.
1916		Sun (NY) 9 Apr. 10/7: [List provided by a doctor in the alcoholic ward at Bellevue — terms from ambulance drivers] [...] cock-eyed, dopey, drenched, fuzzled.

2. (also fuzzled, rumfoozled) blurred, spoilt.

1838		T. Haliburton Clockmaker II 127: My hair is all spiflicated too, like a mop, – and my dress all rumfoozled.
1908		A.N. Lyons Arthur’s 27: I felt too fuzzled to answer ’im.

3. (also befoozeled) confused.

1867		G.W. Harris Sut Lovingood’s Yarns 266: I swar he wer the wust befoozeled man I ever saw.
1986		S. King It (1987) 183: Lonely? he might have asked in return, honestly foozled. Huh? What?
1993		S. King Dolores Claiborne 32: She just looked at me with that foozled expression she got when her mind was playing tricks on her.