generally said by a male person when referring to a female
was brought about mainly by the Ali G show Borat character
Guy: "Oh ya man, last night we made a sexy time for a full hour
Girl: Oh Yea! You can shove it up mine right now!
Borat: *clap's hands* Sexy Time!
Nathan: um um ahh
Interviewer: you can pass
N: no im going to get one
N: SEXYTIME, what what where did that come from.