Entry 2 senses · 2 variants Webster, 1913 Truncate /trŭng'-kātˌ/ · Trun·cate · IPA /ˈtɹʌŋˌkeɪt/ v. t. a. 01 v. t. To cut off; to lop; to maim. imp. & p. p. Truncated; p. pr. & vb. n. Truncating 1. To cut off; to lop; to maim. 02 a. Appearing as if cut off at the tip; as, a truncate leaf or feather. 1. Appearing as if cut off at the tip; as, a truncate leaf or feather.