Entry 1 sense Webster, 1913 Mispronounce /mĭs-prən-ouns'/ · Mis·pro·nounce · IPA /mɪsprənˈaʊns/ 01 v. t. & i. To pronounce incorrectly. imp. & p. p. Mispronounced; p. pr. & vb. n. Mispronouncing 1. To pronounce incorrectly.