The bits of shit that escape from an anus because the sphincter has become so distended - be it from anal sex or other activities - that it can no longer retain feces.
John gets fucked in the ass so much he leaves a trail of kibbles and bits wherever he goes
breakfast, lunch, dinner and/or a snack in general. Can include, but is not limited to, anything eaten while you have the munchies. In reference to the dog food Kibbles 'n Bits.