acronym for "I just shat myself." used when something really awesome or funny happens, warranting the use of a stronger phrase than "rofl" or "omgwtfbbq"
by Nathan Frey/Robert Hawkins November 13, 2004
*texting your buddy who's not offroading with you*
Person one: I just slid my truck into a tree and caved in the whole bedside on trail 69
Person two: IJSM. More damage means more character
Person one: I just slid my truck into a tree and caved in the whole bedside on trail 69
Person two: IJSM. More damage means more character
by Shitbox 69 February 08, 2021