Meaning

noun a tart spicy quality

noun the taste experience when a savoury condiment is taken into the mouth

noun a common rockweed used in preparing kelp and as manure

originFrom Middle English tange, variant of tonge (“tongs, fang”), from Old Norse tangi (“pointed metal tool”), perhaps related to Old Norse tunga (“tongue”). But see also Middle Dutch tanger (“sharp, tart, pinching”).

Etymology from Wiktionary, CC BY-SA 3.0