Entry 1 sense Webster, 1913 Gyronny /(jī"rŏn*ny̆)/ · Gy·ron·ny · IPA 01 a. Covered with gyrons, or divided so as to form several gyrons; -- said of an escutcheon. 1. Covered with gyrons, or divided so as to form several gyrons; -- said of an escutcheon.(Her.)