roughing out

Verb

rough out (third-person singular simple present roughs out, present participle roughing out, simple past and past participle roughed out)

1. (transitive) To create the rough shape of (something, such as a machined part or a sculpture); to do the first-fix setup of (something, such as plumbing or wiring).
   • The first step in creating the statue was roughing it out from a large block of stone.
2. (idiomatic, transitive) To produce (a plan, diagram etc.) in rough.

   Synonyms:

   sketch, sketch out