Quid, kwid, n. (slang) a sovereign.
Quidam, kwī′dam, n. somebody, one unknown. [L.]
Quiddany, kwid′a-ni, n. a confection of quince-juice and sugar. [L. cydonium. Cf. Quince.]
Quiddit, kwid′it, n. an equivocation: a subtilty or quibble. [A contr. of quiddity.]
Quiddity, kwid′i-ti, n. the essence of anything: any trifling nicety: a cavil: a captious question.—adjs. Quidd′ative, Quidd′itātive. [Low L. quidditas—L. quid, what.]
Quiddle, kwid′l, v.i. to spend time in trifling.—n. one who does so.—n. Quidd′ler, a trifler.—adj. Quidd′ling. [L. quid.]
Quidnunc, kwid′nungk, n. one always on the lookout for news: one who pretends to know all occurrences. [L., 'what now?']
Quid pro quo, kwid prō kwō, n. something given or taken as equivalent to something else. [L., 'something for something.']
Quien sabe, kien sä′be, who knows? a common reply to a question in the south-western United States, meaning 'I do not know.' [Sp. quien, who—L. quis, who; sabe, 3d pers. sing. pres. indic. of saber, to know—L. sapĕre, to have sense.]
Quiescent, kwī-es′ent, adj. being quiet, resting: not sounded, as a quiescent letter: still: unagitated: silent.—v.i. Quiesce′, to become quiet: to become silent in pronunciation, as a letter.—ns. Quies′cence, Quies′cency, state of being at rest: rest of mind: silence: torpor.—adv. Quies′cently. [L. quiescens, -entis, pr.p. of quiescĕre, to rest.]