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1 definition by jimper

To 'jizz in one's pants'.
Derived from the Lonely Island song 'Jizz In My Pants'.
Used when
a) you actually jimp
b) when you see a very attractive female (known as a jimper or jimpable)
c) when you eat the ends of a Kit-Kat Chunky
by jimper May 29, 2010