JACKLIGHT is validvalid

to illuminate with a light carried in a jack [v JACKLIGHTED, JACKLIGHTING, JACKLIGHTS] : JACKLIGHTER [n], JACKLIGHTING [n]

103,083 of 196,601 in NWL2023·also valid in CSW24

a kind of fishing lure [n -S] / to fish with a jacklight [v -ED, -ING, -S]