A male post-coital mental state, induced by female partner with an abnormally small vagina, creating the perception that one's penis is larger than it actually is.

See Also: Large Vagina Syndrome (LVS) antonym
1. John suffered from a case of Tiny Vagina Syndrome (TVS) after returning home from a business trip to Thailand last week.

2. Male 1: "Man I ripped that girl UP last night."
Male 2: "Nah dude, I've seen that shit, I think you're suffering from TVS. Go take a nap."
by Dr. Brown Buffalo January 08, 2011

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