piss up

== English == === Noun === piss up (plural piss ups) Alternative spelling of piss-up. === Verb === piss up (third-person singular simple present pisses up, present participle pissing up, simple past and past participle pissed up) (informal, vulgar, transitive) to screw up, make a mess of (informal, vulgar, intransitive) to blunder, to make a mistake ==== See also ==== piss up a rope piss up the wall/piss it up the wall