Entry 2 senses · 2 variants Webster, 1913 Septuple · Sep·tu·ple · IPA a. v. t. 01 a. Seven times as much; multiplied by seven; sevenfold. 1. Seven times as much; multiplied by seven; sevenfold. 02 v. t. To multiply by seven; to make sevenfold. imp. & p. p. Septupled; p. pr. & vb. n. Septupling 1. To multiply by seven; to make sevenfold.