noun
A flashlight worn on the head, often used for outdoor activities or hands-free work.
夜の登山ではヘッドランプが必須だ。
A headlamp is essential for night hiking.
noun
A vehicle's headlight. Often synonymous with ヘッドライト, but ヘッドランプ is also used.
See also: ヘッドライト
車のヘッドランプが切れたので交換した。
The car's headlight burned out, so I replaced it.