What does Back Bowl mean?

Back Bowl meaning in Urban Dictionary

While defecating, one fires out a dump very difficult, usually the whole girth simultaneously. Most of the feces is splattered all over the back wall associated with dish.

Back Bowl meaning in Sports Dictionary

a dish this is certainly deliberately played behind the jack with the intention of acquiring the place whenever jack is shifted. Where to put a back dish is nearest into ditch. (sport: Bowls)