rough in

rough in

To do the initial work on something. A noun or pronoun can be used between "rough" and "in." Just rough in an introduction for now and come back to it once you know exactly where your argument is going to go.
See also: rough
Farlex Dictionary of Idioms.

rough something in

to construct or draw something initially, temporarily, or crudely. The carpenter roughed the doorways in without consulting the plans. The carpenter roughed in the doorways without consulting the plans.
See also: rough
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • bash about
  • cobble
  • cobble together
  • cobble up
  • (as) rough as rawhide
  • rough stuff
  • a rough patch
  • a rough ride
  • rough up
  • rough someone up