bite my ass

all bark and no bite

Full of big talk but lacking action, power, or substance; pretentious.

ass over teakettle

Tumbling upside down.

beat someone's ass

To thrash someone.

bite me

An expression of discontent or aggravation to another party.

bite my shiny metal ass

An expression of discontent or aggravation to another party.

bite of the cherry

A chance; an attempt at something, especially something that can or should only be done once.

bite of the reality sandwich

A wake-up call, a reality check.

bite off

To accept or commit oneself to a task, project, notion, or responsibility, especially one which presents challenges.