Top Definition
something human beings clearly saw at some point in time but is now extinct
Now museum, now you don't.
by dookeyboy November 14, 2010
2 more definitions
A girl that's nice to look at, but impossible to get remotely intimate with.
Johnny: "Oh hi mark. have you seen that Karen girl?"
Mark: "Well, did you hit her? Anyways, don't even try. She's a total museum."
by guyliner January 18, 2010
A person who has not had sex in a while is in a museum
Damn, my man i need some girls right now im in a museum.
That dude right there is a museum ass nigga
by Ramtinos May 14, 2015

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