Meaning

noun a worker who wipes

noun contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet

noun a mechanical device that cleans the windshield

originEtymology tree English wipe Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English wiper From wipe + -er.

Etymology from Wiktionary, CC BY-SA 3.0