1. A person who is mentally disabled (a retard) that cannot leave the house.
2. Any person who fails to interact with the outside world in a meaningful way and who, therefore, should not be allowed to leave his/her house.
Jessica Simpson: Is this chicken or is this fish? I know it's tuna. But it says chicken. By the sea.

Who let out the housetard?
by t-norm November 8, 2005
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A house, a.k.a. home, that makes people sick.
Oh my god, I went to this housetard, and I threw up!! It was disgusting
by marylovesmusic21 December 3, 2006
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