Entry 1 sense Webster, 1913 Coequal /kō-ēk'-wəl/ · Co·e·qual · IPA /kəʊˈiːkwəl/ 01 a. Being on an equality in rank or power. 1. Being on an equality in rank or power. “In once he come to be a cardinal, He'll make his cap coequal with the crown.” — Shak.