(UK, Ireland, Australia, New Zealand, vulgar, slang) A party where people consume alcohol.

plural of piss-up

Alternative spelling of piss-up

(informal, vulgar, transitive) to screw up, make a mess of / (informal, vulgar, intransitive) to blunder, to make a mistake

plural of piss up

Third-person singular simple present indicative form of piss up

simple past tense and past participle of piss up

present participle of piss up

(slang, vulgar) To engage in futile or impossible activity. / (slang, vulgar, imperative) Used as an abrupt dismissal.

(UK, Ireland, Australia, New Zealand, vulgar, slang, idiomatic) Is unable even to organise a project that requires no planning; is incompetent.