1 definition by CaraLaraLa

A term used to describe the act of ejaculating, either intentionally or not, on to the clothed lap of another.
Hey, what's that on your skirt?

Oh, we had a little lapjizz accident last night...

She was so hot, that when she knelt down to blow me I totally lapjizzed her.
by CaraLaraLa March 11, 2011
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