Entry 4 senses · 3 variants Webster, 1913 Quart /kăʀ/ · IPA /kwɔɹt/ n. n. n. 01 n. The fourth part; a quarter; hence, a region of the earth. 1. The fourth part; a quarter; hence, a region of the earth.[Obs.] “Camber did possess the western quart.” — Spenser. 02 n. A measure of capacity, both in dry and in liquid measure; the fourth part of a gallon; the eighth part of a peck; two pints. 1. A measure of capacity, both in dry and in liquid measure; the fourth part of a gallon; the eighth part of a peck; two pints. 2. A vessel or measure containing a quart. 03 n. In cards, four successive cards of the same suit. Cf. Tierce, 4. 1. In cards, four successive cards of the same suit. Cf. Tierce, 4. See: Tierce