When you break someone's jaw. Breaking one's jaw usually results in a liquid diet for awhile. The jawbone is the soupbone.
by Myklnjlo May 22, 2021
Get the Soupbonemug. A Soupbone is when one person imitates chalking up his elbow like a pool stick then hits another person with it
by Likehats52 August 28, 2016
Get the Soupbonemug.