Definition of jacklight in English:

jacklight

noun

North american
  • A portable light, especially one used for hunting fishing at night.

    • ‘During the Qing Dynastyi1644 - 1911), the local peasants and fishermen often made and used ice lanterns as jack-lights during the winter months.’
    • ‘The spearing was conducted from row boats in 2 to 6 feet of water, by means of ordinary fish spears with illumination from jack-lights.’

Pronunciation:

jacklight

/ˈjaklīt/