Top Definition
When your views on a particular subject are insane or manic.
I'm totally insance for that sandwich

Woah dude dont go insance over it
by Auhswa May 28, 2009

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rofl
by itr September 30, 2003

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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