Wazoo (noun)

1. The anus or buttocks.
2. An unspecified or large quantity.
3. To an extreme or excessive degree.

Origin:

Origin uncertain, possibly from french vas-y ('go ahead') or from wolof waaw ('arse, anus').

Examples:

1. The comedian's routine was filled with jokes about bodily functions, including the wazoo.
2. She had money coming out the wazoo, but still couldn't find happiness.
3. The team lost the game by a score of 20-0; they were beaten out the wazoo.