Green’s Dictionary of Slang

drunk as (a)... adj.

also drunker than...

[early 16C+] the images of drunkenness are many and varied, for all that some comparisons seem somewhat far-fetched. As well as the following phrs. and the major entries separated out, all the following nouns have been allied with drunk: drunk as a bastard, ...bat, ...beggar, ...besom, ...bowdow, ...brewer’s fart, ...cook, ...coon, ...dog, ...emperor, ...fiddler, ...fiddler’s bitch, ...fish, ...fly, ...fowl, ...forty, ...Gosport fiddler, ...hog, ...jaybird, ...little red wagon, ...log, ...loon, ...lord, ...monkey, ...mouse, ...peep, ...Perraner, ...pig, ...piper, ...poet, ...rolling fart, ...sailor, ...skunk in a trunk, ...sow, ...swine, ...tapster, ...tick, ...top, ...wheelbarrow.

In phrases

...a duck

[1910s+] drunk; often ext. by and don’t give a fuck/quack.

...a polony [? Fr. phr. soul comme un Polonnais, drunk as a Pole (supposedly mocking the Polish-French Maréchal de Saxe, a great tippler), although the phr. might simply mean drunk as a polony n.1 (1) or sausage, which cannot stand upright]

[late 19C] extremely drunk.