The sales clerk is 'pissing' us 'around' [=('US') 'jerking us around']—he keeps saying he'll help us, but we've been waiting for 20 minutes!
He says he has to 'take a piss'. = ('Brit') He says he has to 'have a piss'.
It's time we stopped 'pissing about' [='fooling around'] and got busy.
(..) you know? And, um, and then I feel the train start moving. - You're-- - I'm on top. Did you piss your pants? Yeah, right? So the thing starts speeding up, so I jump off the moving train. Like, total stuntman stuff. (..)2013 TvShow: Breaking Bad Title: Confessions Season: 5 Episode 11