Literary slang for "came" (or "cummed")," or "had
orgasm." The anti-hero in
Anthony Burgess' dystopian novel, A CLOCKWORK
ORANGE (played by Malcolm McDowell in the movie) 'broke and spattered' at the end of intercourse.
.
"So I was doing my
girlfriend, and I had been humping away for about half an hour -- "
"
Dude, you have great discipline. I would have
broke and spattered after five minutes!"
.