me·ter1 / ˈmētər/ (Brit. me·tre) • n. the fundamental unit of length in the metric system, equal to 100 centimeters or approx. 39.37 inches. ∎ (—— meters) a race over a specified number of meters: he placed third in the 1,000 meters. DERIVATIVES: me·ter·age / -ij/ n. me·ter2 (Brit. me·tre) • n. the rhythm of a piece of poetry, determined by the number and length of feet in a line: the Horatian ode has an intricate governing meter | unexpected changes of stress and meter. ∎ the basic pulse and rhythm of a piece of music. me·ter3 • n. a device that measures and records the quantity, degree, or rate of something, esp. the amount of electricity, gas, or water used: they read the meters once a month. ∎ Philately an imprint or label of specified value produced under government permit for the prepayment of postage. • v. [tr.] [often as adj.] (metered) measure by means of a meter: a metered supply of water.