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Commonly refers to the three bags of milk offered at local grocery stores and convenience stores alike, or, any product offering that comes in a 3-bag pack.

Alternatively, the act of getting teabagged by one who is born with three testicles, or getting tea-bagged by 3 people at the same time.
India: "Alfredo, pick up some milk on your way home."
Alfredo: "Sure, a carton or tri-bagger?"
India: "Definitely tri-bagger."

Alternative:
Kid with 3 balls: "I just tri-bagged your mom"
by Amarci_ano July 28, 2010
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Jul 2 Word of the Day
Someone people turn to when they're sad who makes them feel better.
Dude, I was so unhappy about my girl, until I spoke to my serotonin donor who really helped me feel better
by jonfurstn1 November 27, 2009
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