Go for nothing phrase
If something "goes for nothing", it is unsuccessful or doesn't achieve what one intended to do.
All her efforts will go for nothing if her exam result is not good.
Her parents' expectations of her has gone for nothing since she made off from home.
If something "goes for nothing", it is only exchanged for little money.
This ring goes for nothing. I bought it from a second-hand store.
The verb "go" should be conjugated according to its tense.
The phrase dates from the late 1500s.