Living on wife support is when you are more often than not relying on your wife's financial success rather than your own.
A play on the term "Life support"
Mentioned in season 19 of the tv-show "The Simpsons".
Joe: Nice of your wife to buy you this new car
Andy: Yeah, it's a sweet life living on wife support.
when you find a rich bitch and live off her.
its not gold digging because a man is doing it!
man I wanna marry Oprah and live on wife support!