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1 definition by flagnard

 
1.
TMI
The actual size of ones penis and not just the length. There are two formulas for this. One is by Randy Marsh and the other is by the surgeon general.
Randy: My TMI equation is right!

Surgeon General: No, mine is right!

Randy: What do you know, dumb bitch!!!
by flagnard May 22, 2011
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