1 definition by BlegosaurusRex

The combination of the word "butt" and "leg"

Relates to an individual with so little backside that their butt and leg merge into one and it is impossible to tell where the leg ends and the butt begins.
I saw a girl today with an a** so flat she just had a bleg!
by BlegosaurusRex December 9, 2010
Get the bleg mug.