The swirl designs that are left behind in the toilet after a hefty poop.
"Jesus! Who left all these crap circles? And when did we have corn?"
by RedSquirrelPssht March 11, 2010
Get the Crap Circles mug.
Running around a campfire or bonfire while farting the whole time, thus producing a circle of crap smell for everyone around the fire to enjoy.

Origin: This weekend camping, crop dusting turned into a crop circle when I dusted everyone around the camp fire which then turned into the crap circle because it smelled like crap
Kevin ran around the campfire while farting, giving everyone a nice crap circle to enjoy.
by BTYeagermeister June 21, 2011
Get the Crap Circle mug.
circles on underwear, skivvies or other pantswear that show up and may be the work of aliens (such as Klingons or other off-world groups)
Mikey noticed that every morning when changing his underwear his dog Lucky would immediately start licking the mysterious crap circles that had appeared there.
by Sam LaDue March 5, 2008
Get the crap circles mug.
when you have sharted and there are unexplained sacred geometric shapes in your briefs
Real men prefer briefs, for 'tis easier to identify and catalogue crap circles
by Ae5Ea8 December 18, 2018
Get the crap circles mug.