The British equivilant of "crap". Is often used among British school youth at every possible moment in order to increase ones coolness. This phrase, however, is rendered useless once used outside of the UK.
Guy2:"That's so pants."
2) An ending to a sentence when you can't think of anything else to say, because you're tired or awkward, as opposed to trailing off and leaving an awkward silence.
2) "...And that's when I realized I'd known her all along but had forgotten her face... Erm, pants."