Top definition
I= I
C= Crack
M= My
S= Self
U= Up

im so funny, i make myself laugh. Also related to

U r so funny you make me laugh!
Joe complains about his day. I reply "some days you're the dog, & some days you're the fire hydrant, ICMSU"
by its reg March 05, 2009
Get the mug
Get a ICMSU mug for your father-in-law Manley.