Top Definition
Noun: trauma-induced recession of the already-flaccid penile truck into the body cavity, creating a vagina-like cylindrical cavern; occurs shortly after seeing disgusting specimen of human species, esp. the opposite gender. Derived from Trauma-Induced Vagina (TIV).
After seeing Francisco in a dress I had the world's worst tivver.
by Mark Wrighton, Ph. D. December 06, 2006
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