1. The result of a tampon being accidentally jammed up beyond it's normal course of travel by an outside influence (another tampon, a hammer or any object used for masturbatory purposes.

2. The act of rocking the F out like you just don't care
1. "I can't believe that chick at Pacific Beach had me Tamjam her - didn't she remember she was on the rag?"

2. "Let's just get really drunk and Tamjam at the bar tonight"
by Honorary Dude October 9, 2007
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