English edit

Etymology edit

pre- +‎ machine

Verb edit

premachine (third-person singular simple present premachines, present participle premachining, simple past and past participle premachined)

  1. (transitive) To machine in advance.
    • 2007, Fred D. Barlow, III, Aicha Elshabini, Ceramic Interconnect Technology Handbook, page 275:
      In many cases, the simplest machining solution is to premachine the parts while still in the green state.