Top definition
The slant-rhyming euphemism for the curving of someone's upper spine, originating from the way boxers often hunch their backs.
Person 1: Hey man sit up straight, you've got some bad scoliosis. Person 2: Nah dude, that's just my boxer posture
by Jethro_Durden February 07, 2011
Get the mug
Get a Boxer Posture mug for your brother-in-law Trump.