Opposite or contrary to what is expected, completely disordered or disarranged, or that which is done incompetently. A euphemistic rearranging of "ass-backward," meaning the same. That's the last time I let you fix the electrical work by yourself. You've wired it all bass-ackward! I must not be completely awake yet, I just put my pants on bass-ackward!

Opposite or contrary to what is expected, completely disordered or disarranged, or that which is done incompetently. A euphemistic rearranging of "ass-backwards" (meaning the same) to emphasize the disorder at play. That's the last time I let you fix the electrical work by yourself. You've wired it all bass-ackwards! I must not be completely awake yet, I just put my pants on bass-ackwards!

A musical phrase played on the bass that repeats consistently throughout a piece of music (unlike the varied phrases that are played by the other instruments in the composition). While you play the ground bass, the piano will play the melody, and then the choir will come in.

rude slang Has poor aim or a lack of coordination. Don't give that guy a weapon—he couldn't hit a bull in the ass with a bass fiddle.