Entry 2 senses · 2 variants Webster, 1913 Thwittle · Thwit·tle · IPA v. t. n. 01 v. t. To cut or whittle. 1. To cut or whittle.[Obs. or Prov. Eng.] 02 n. A small knife; a whittle. 1. A small knife; a whittle.[Obs.]