Top Definition
The erection you receive while excreting feces from your anus.

Also can be Shitboner or Shitbonér if you're French.
I was taking a shit this morning and then out of nowhere--BAM!--I got a shit boner.
#shitboner #shit #boner #erection #poop #hot carl
by bagelsFOAD April 06, 2010
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