SourtSourt\, n. 1. A sudden or violent ejection or gushing of a liquid, as of water from a tube, orifice, or other confined place, or of blood from a wound; a jet; a spirt. 2. A shoot; a bud. [Obs.] --Holland. 3. Fig.: A sudden outbreak; as, a spurt of jealousy. Spurt grass (Bot.), a rush fit for basket work. --Dr. Prior.