2) a less vulgar and more socially acceptable synonym for "ass-backwards"
"Yeah, somehow they manage to do damn-near everything bass-ackwards down there at Bridgeport!"…
If I put Samantha's brain in a bird, it would fly bassackwards.
He's bassackwards. Dude got a Plasma Tv before he paid his light bill. Now he's sitting watching the dark.
She spent her whole paycheck on a Michael Kors purse before she paid her rent. Now that's bassackwards!