Meaning

noun a refrigerator for cooling liquids

noun an iced drink especially white wine and fruit juice

noun a cell for violent prisoners

originEtymology tree English cool 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 cooler From cool + -er.

Etymology from Wiktionary, CC BY-SA 3.0