On fire Meaning, Definition & Usage

  1. adjective satellite lighted up by or as by fire or flame
    afire; alight; ablaze; aflame; aflare.
    • forests set ablaze (or afire) by lightning
    • even the car's tires were aflame
    • a night aflare with fireworks
    • candles alight on the tables
    • houses on fire

WordNet


Definitions
  1. burning; hence, ardent; passionate; eager; zealous.

Webster 1913