"My chocolate log chomper is feeling mighty hungry this fine morning. Point me in the direction of your finest Mexican establishment. The chomper will feast at high noon!"
The reverse of taking a dump.
If you and your partner are not into anal, a reverse chocolate log is the perfect thing for you! It will consist of opening your partners anus, and taking a shit inside.. a reverse chocolate log
"Hey Dave, can I give you a reverse chocolate log tonight?"
"If you don't shut up Susan, I'll give you a reverse chocolate log, I haven't had a shit in 3 days, so it won't be pretty!"