D defs.my
Entry 1 sense Webster, 1913

Office wire

/ôf'-ĭs wī'-ẽr/ · Of·fice wire · IPA
01 Copper wire with a strong but light insulation, used in wiring houses, etc.
  1. 1.
    Copper wire with a strong but light insulation, used in wiring houses, etc.(Elec.)