Entry 2 senses · 2 variants Webster, 1913 Testate · Tes·tate · IPA a. n. 01 a. Having made and left a will; as, a person is said to die testate. 1. Having made and left a will; as, a person is said to die testate.(Law) 02 n. One who leaves a valid will at death; a testate person. 1. One who leaves a valid will at death; a testate person.(Law) [R.]