spirt(noun, verb) noun1. the occurrence of a sudden discharge (as of liquid)Similar word(s): jet, spurt, squirtDefinition categories: event, discharge, outpouring, run verb1. gush forth in a sudden stream or jetSimilar word(s): gush, spout, spurtDefinition categories: motion, pour2. move or act with a sudden increase in speed or energySimilar word(s): forge, spurtDefinition categories: motion, go, locomote, move, travel