When you begin reading a page, and blank out thinking about other things. You finally come to, realizing that you read the whole page without ingesting a single word.
She was reading statistics homework when she suffered an acute case of monkey brain. I suppose thats what happens when you do your homework tipsy on the stairs in front of your building at 2:30 AM.
by the girl on the stairs. September 3, 2009
Get the Monkey Brainmug. Adjective: Used to describe when you cannot make sense of something, or to describe a person most commonly your friend that has said some dumb shit or is dumb.
by nahor macca November 2, 2020
Get the Monkey Brainmug. by YourMumLover666 May 24, 2021
Get the Monkey Brainmug. by ImperfectTaborsk March 8, 2021
Get the Monkey Brainmug. When you pull ur nut-sack out of ur pants/shorts while keeping ur dick in ur pants, thus makeing them look like a monkeys brain
by Rob Echlin July 22, 2004
Get the monkey brainsmug. by Ishtar Garanga March 27, 2003
Get the Monkey brainsmug.