The act of forcing a turd from your butthole. Often involves grunting due to the fight to push out the feces. Similar to trying to move a literal cow, California Brown Cow is large and stubborn
-Dude what was all that grunting in there?
-Had a stubborn California Brown Cow that just didn't want to leave pasture
-Had a stubborn California Brown Cow that just didn't want to leave pasture
by cdm0048 August 28, 2013