train oil Meaning, Definition & Usage

  1. noun a white to brown oil obtained from whale blubber; formerly used as an illuminant
    whale oil.

WordNet

Train" oil`
Etymology
D. or LG. traan train oil, blubber (cf. Dan. & Sw. tran, G. thran) + E. oil.
Definitions
  1. Oil procured from the blubber or fat of whales, by boiling.

Webster 1913