1 definition by CoolioDUDe69

The study of forcefully hitting others with said M&M.
My mom tried to make me jewish but i said i wanted to be an M&Mist by practicing M&Mism. Then she beat me with a bat and told me i was a waste of sperm.
by CoolioDUDe69 May 19, 2009
Get the M&Mism mug.