A person who over reacts or shows too much enthusiasm about something. Symptoms include exsessive swearing, oblivious to surroundings, yelling, jumping, hugging random people and lighting cop cars on fire. Can be used as either a noun or an adjective.
Holy shit, this guy is going HABS fan over a fucking fat chick.

- Why the fuck is he yelling at his hamburger?...
- dunno bro.. fucken HABS fans...
by MontrealALIVE November 11, 2010
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a fan of a hockey team in montreal that all they know how to say is 24 cups
habs fan: we might suck but at least we have 24 cups any other hockey fan: we dont care
by hockeylover87 November 24, 2020
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