English edit

Etymology edit

fire +‎ bar

Noun edit

firebar (plural firebars)

  1. Any of the metal bars that form the base of a boiler's furnace and support the fire.
    • 1963 June, “Motive Power Miscellany: Western Region”, in Modern Railways, page 423:
      On April 18 S.R. Pacific No. 34038 (71A) headed a Bournville excursion from Salisbury to Bristol but was detained at St. Philips Marsh shed on arrival with collapsed firebars and was still there at the end of the month; [...].