make yourself useful

make (oneself) useful

To do something that is actively helpful or of assistance to others. You know, instead of just sitting there watching TV, you could make yourself useful and take out the garbage. Towards the end of the party, I decided to make myself useful and wash the dishes.
See also: make, useful
Farlex Dictionary of Idioms.

make yourself ˈuseful

help other people: Come on, Hannah. Make yourself useful and peel those potatoes for me.
See also: make, useful
Farlex Partner Idioms Dictionary
See also:
  • make (oneself) useful
  • children and fools tell the truth
  • not come/go amiss
  • amiss
  • be of use
  • do (someone or oneself) no favors
  • do somebody no favours
  • go a long way in (doing something)
  • go a long way toward doing
  • go a long/some way towards doing something