do one's stuff
verb1
Synonym of do one's thing.
2
To execute one's role or duty; to perform as one is expected to.
- He would try and catch the Citroën and shoot it out with them and if she got shot in the process, that was too bad too. He would have done his stuff - tried to rescue her before they got her off to some hideout - but if he didn't catch up with them he would get back to his hotel and go to sleep and say no more about it.1953, Ian Fleming, “Black Hare and Grey Hound”, in Casino Royale, London: Pan Books, published 1955, page 105:
- Related terms
- show one's stuff, strut one's stuff, know one's stuff