jacklight

[jak-lahyt] /ˈdʒækˌlaɪt/
noun
1.
a portable cresset, oil-burning lantern, or electric light used as a lure in hunting or fishing at night.
verb (used with object), jacklighted or jacklit, jacklighting.
2.
to hunt or fish for with a jacklight.
verb (used without object), jacklighted or jacklit, jacklighting.
3.
to hunt or fish with the aid of a jacklight.
Origin
1785-95; jack1 + light1