1. a) Laughing Out Loud While I Poop

b) Laughing Out Loud While I Pee

2. The act of laughing within an excessive audible range, whilst defecating and/or urinating.
Person 1: That post you shared with me on Facebook was so hilarious!

Person 2: You saw it when you went to the bathroom?

Person 1: I was LOLWIPing!

Person 2: I pray you washed your hands afterward...
by Broken Phalanges August 2, 2012
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