<p><strong>Noun:</strong></p><ul><li>A portable cresset, oil-burning lantern, or electric light used as a lure in hunting or fishing at night.</li></ul><p><strong>Verb (used with object):</strong></p><ul><li>Jack-lighted or jack-lit, jack-lighting: to hunt or fish for with a jacklight.</li></ul><p><strong>Verb (used without object):</strong></p><ul><li>Jack-lighted or jack-lit, jack-lighting: to hunt or fish with the aid of a jacklight.</li></ul>