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The process of driving around the whole town with the intention of finding something to do. Often performed under cases of boredom
me an shaun are gonna take a fat lap, be back soon
by Macasarus November 12, 2007
when you eat a lot of food then suddenly feel the need to walk around because your're uncontrolably full.
marissa: oh my god im so full i ate so much!

emily: all right we are taking a fat lap around the place!!!
by LETTER Y EMBRACER July 07, 2011
the lap of fat that covers one private region.

That bitch's fatlap was so big, i couldn't see her twat.

Earl's fatlap made his penis look lik a vienna sausgage.
by christima August 27, 2007