2 definitions by WitherHD

1. Racing video game series published by Nintendo, featuring primarily characters from the Mario franchise.

2. A sexual act involving the ejaculation of a dog inside of you, or your ejaculation inside a dog.

Mario: Hey brother, you up for a game of Mario Kart?
Luigi: Sure thing bro, get the Gamecube set up.

Mario: So, you got any plans tonight?
Luigi: Eh, not much, was thinking of doing a Mario Kart...
Mario: That poor dog of yours doesn't know what's coming...
by WitherHD November 19, 2017
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The third episode in the Battle Kid Game Grumps series, in which one of the hosts, Arin Hanson, has various mental breakdowns due to being unable to beat a boss. In the end he quits the game by mistake. This phrase can be used when talking about a horrible experience.
Oh, it's Battle Kid Episode 3 all over again...
by WitherHD May 16, 2016
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