Nun"chion (?), n. [OE. nonechenche, for noneschenche, prop., a noon drink; none noon + schenchen, schenken, skinken, to pour, AS. scencan. See Noon, and Skink, v. i.] A portion of food taken at or after noon, usually between full meals; a luncheon. [Written also noonshun.] Hudibras.