do stuff

do (one's) stuff

To do something that one is known to be skilled at. Maria is usually nervous before getting on stage, but once she goes out there and does her stuff, she's great—everyone always loves her presentations. OK, I'll get out of the way so you can do your stuff in the kitchen.
See also: stuff

do stuff

To do non-specific tasks or activities. In this usage, a person is not stated between "do" and "stuff." Sorry I missed your call, I was doing stuff in the basement.
See also: stuff
Farlex Dictionary of Idioms.
See also:
  • do (one's) stuff
  • do your stuff
  • make good as
  • make good as (something)
  • keep one step ahead (of someone or something)
  • two jumps ahead (of someone or something)
  • two jumps ahead of
  • two leaps ahead (of someone or something)
  • two steps ahead (of someone or something)
  • one move ahead
References in periodicals archive
They are thinking of having a glossy Hannah Montana style of series and we are looking at a show that will go out on Saturdays or Sundays, with kids challenging us to do stuff.
BIG BREAK FOR DUO