When you kill three people in a short amount of time in Halo.
I just got a triple kill on Worf alone! He's such a n00b.
by Napster August 31, 2004
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The act of a male, while having intercourse with a female, ejaculating once in each hole.
Meagan: "That was the best Mike Triple Kill i have ever had!"

Mike: "You know it!"
by Reis Ryan Baker July 28, 2011
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Having three players in the warthog at once (halo 1,2,3)
Me and my driver started to drive off but a noob hopped in the passenger seat of our hog making it a triple kill deathtrap.
by Spencer T.B. Nolan April 22, 2008
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