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A play on the English writer J.K. Rowling's (writer of the Harry Potter Series) name. It usually means "Just kidding, and I am laughing aloud at the same time" or just "I am currently laughing aloud".
Frank: Dude you're such an asshole sometimes, you know Sarah and I broke up last week.

Joe: I was J.K. Lolling (insert emphasis here).
by Baeowulf February 20, 2008
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Aug 11 Word of the Day
You can tell by the way she walks, she got that WAP.

You can look at her face and tell she ain't got that WAP.
by Black Don August 06, 2020
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