1 definition by KnucklezLBU

Abbreviation of the term "Jizz In Pants". Referring to the release of cum in a premature matter that results in the underwear of the individual being saturated with the for-mentioned byproduct.

Originally created by the band called The Lonely Island on the album Turtlenecks and Chains released in September 2011.
Oh shit, he made me proper JIP!!
by KnucklezLBU March 24, 2012
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