leszállásjelző

Etymology

 * the former element from, the latter from.

Adjective

 * 1) stop-signalling of a button or a cord: to be pressed on public buses in order to let the bus driver know some passenger[s] wish to get off at the next stop

Noun

 * 1) stop button or stop cord on public buses, a button that passengers must press or a cord they must pull in order to let the bus driver know they wish to get off at the next stop