1 definition by Haywood Jiblomy

Hype or excitement towards up-and-coming Jeremy Lin of the New York Knicks. Often said after an outstanding athletic performance, usually in basketball.
Dave: Did you see the Knicks game last night? Jeremy Lin dropped 25 points!

Rick: Totally dude, it was Linsanity!
by Haywood Jiblomy March 1, 2012
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