Doughy, linty, and salty goodness that builds up in the heaving and fleshy cleavage of women.
Like toe jam but in between boobs.
When I motorboated by favourite stripper DDDestiny, I choked on her week old mammajam.
A musical pattern that has the power to blow peoples minds, it usually is only used in Heavy Metal rock songs.
"Come on ED !..Lets bust a massive monster mammajam!"