Meaning

noun a small adhesive disk of paste; used to seal letters

noun a small thin crisp cake or cookie

noun thin disk of unleavened bread used in a religious service (especially in the celebration of the Eucharist)

originFrom Middle English wafre, from Anglo-Norman wafre, waufre (Old French gaufre), from a Germanic source. Compare Middle Low German wāfel, Middle Dutch wafel (“honeycomb”), West Flemish wafer. See also waffle.

Etymology from Wiktionary, CC BY-SA 3.0