someone with the capacity to annoy which deems them worthy of being both a "tool," or penis, and an ass.
by Ms. Ruff March 04, 2004
Nikki: *trumpet noise with mouth*
Caroline: Jesus, that was a mouthfart.
Nikki: (pauses) *trumpet noise again*
Caroline: Jesus, that was a mouthfart.
Nikki: (pauses) *trumpet noise again*
by Ms. Ruff March 04, 2004