Entry 2 senses · 2 variants Webster, 1913 Jab /(jăb)/ · IPA /d͡ʒæb/ v. t. n. 01 v. t. To thrust; to stab; to punch. See Job, v. t. 1. To thrust; to stab; to punch. See Job, v. t.[Scot. & Colloq. U. S.] See: Job 02 n. A thrust or stab. 1. A thrust or stab.[Scot. & Colloq. U. S.]