Entry 2 senses · 2 variants Webster, 1913 Mase /māz/ · IPA /meɪz/ n. & v. v. i. 01 n. & v. See Maze. 1. See Maze.[Obs.] See: Maze 02 v. i. To emit coherent microwave radiation, as in a maser{2}. 1. To emit coherent microwave radiation, as in a maser{2}.