Something done poorly, a bad job, a rushed task the person could have done better at.

1) Poorly or incompetently done; lackluster or half-hearted.

2) Lacking energy, resolve, commitment, or effort; irresponsibly or jury-rigged

A Condition resulting in or involving doing everything half ass.

What a parent says when you do your chore completely perfect or completely shitty

Used to describe a situation that makes no sense at all.
Used to describe something that was completed halfass and completely backwards.

Also, a BLoG created by Ego. HalfassBackwards.com

One of many projects that started with great intentions and visions of grandeur , that have become halfass-terpiece quality