English

jacklight

* jack + light.

A compound of jack + light

Middle Dutch Jan ‘John’

Middle Dutch Janke

Anglo-Norman Jakke

Middle English Jakke

English Jack

English jack

Proto-Indo-European *lewk- ‘to shine’

…

Proto-Germanic *leuhtą

Proto-West Germanic *leuht ‘light’

Old English lēoht

Middle English light ‘light, illumination’

English light

Today it means

noun A spotlight or lamp mounted on a car, boat or pole, etc. to aid in hunting.

Language periods are conventional ranges, not dates for this word.

Etymograph / jacklight