Without success or a result (2,4)

I believe the answer is:

in vain

(Other definitions for in vain that I've seen before include "To no end" , "no benefit" , "Without success or result" , "Uselessly, to no profit" , "Without effect" .)

I've seen this clue in The Irish Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.