Meaning

noun a cocktail made of a liquor (especially whiskey or gin) mixed with lemon or lime juice and sugar

noun the taste experience when vinegar or lemon juice is taken into the mouth

noun the property of being acidic

originEtymology tree Proto-Indo-European *súHros Proto-Germanic *sūraz Proto-West Germanic *sūr Old English sūr Middle English sour English sour From Middle English sour, from Old English sūr (“sour”), from Proto-West Germanic *sūr, from Proto-Germanic *sūraz (“sour”), from Proto-Indo-European *súHros (“sour”). Cognate with West Frisian soer, Dutch zuur (“sour”), Low German suur, German sauer (“sour”),…

Etymology from Wiktionary, CC BY-SA 3.0