The simultaneous action of taking a dump while exploring/playing on the internet on your laptop computer
Jeff: Hey Bill, thanks for the Toilet Paper.
Bill: No problem, bud. What's with the lap top?
Jeff: Oh, I'm just Lap Dumpin. No big deal.
Bill: No problem, bud. What's with the lap top?
Jeff: Oh, I'm just Lap Dumpin. No big deal.
by Owandus1989 August 23, 2009
Get the Lap Dumpinmug.