a euphemism for defecation, used in conjunction with 'little-boy' (i.e. urination). Commonly used as a noun, but acceptable in verb form.
I shouldn't have had that seventh enchilada. I've never had to take a fat-man so bad in my life.
I always fat-man before i go to work in the morning.
I always fat-man before i go to work in the morning.
by Anonymous April 19, 2003
Get the fat-manmug. by YogurtPatrol February 2, 2019
Get the Fatmug. Tim: Joe doesn’t want to drive but will say yes to going if Isaac drives
Isaac: Aw shucks that mofo is fat!
Isaac: Aw shucks that mofo is fat!
by Johnymaddawg January 31, 2019
Get the Fatmug. by Kevincockstrong July 26, 2022
Get the Fat lip finniganmug. by gordo dA MERDA June 6, 2019
Get the fat Dickmug. Any adjective(s) or adverb(s) that describes how big something is; cannot be used by a fat guy without him looking fat.
Fat Guy: "Yeah, I'm a heavy advocate for lettuce".
Skinny Guy: "Haha, you sure are a heavy advocate".
Fat Guy: "Fat Man's Paradox".
Skinny Guy: "Haha, you sure are a heavy advocate".
Fat Guy: "Fat Man's Paradox".
by EmperorPomni October 27, 2024
Get the Fat Man's Paradoxmug. by jtmeow April 28, 2020
Get the Fat Fuckmug.