light off

verb

To light the fire on a gas boiler to turn it on.

Meanings

verblight off (third-person singular simple present lights off, present participle lighting off, simple past and past participle lit off)

present singular third person lights off · participle present lighting off · participle past lit off · past lit off

  1. transitiveTo light the fire on a gas boiler to turn it on.
  2. intransitiveTo ignite properly and begin functioning.
Cite this entry
APA

light off. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/light%20off

MLA

“light off.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/light%20off. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “light off,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/light%20off.

Source: light off on Wiktionary, CC BY-SA 4.0.