Entry 2 senses · 2 variants Webster, 1913 Stopple · Stop·ple · IPA /ˈstɒpəl/ n. v. t. 01 n. That which stops or closes the mouth of a vessel; a stopper; as, a glass stopple; a cork stopple. 1. That which stops or closes the mouth of a vessel; a stopper; as, a glass stopple; a cork stopple. 02 v. t. To close the mouth of anything with a stopple, or as with a stopple. imp. & p. p. Stoppled; p. pr. & vb. n. Stoppling 1. To close the mouth of anything with a stopple, or as with a stopple.