Resulting from the effect of a mutation in ones normal behavior or speech. culminating in freakish or suspicious looks from your friends and/or family.

Changing ones accent in mid-sentence, sighting verses of Douche Baggery.

A posh way of implementing the word mutant.
We where having a normal convo and my girl went totally Mutantó on me when I brought her name up!

What a Tantó!

Don't be such an M-tant!
by cnap May 1, 2009
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