Entry 2 senses · 2 variants Webster, 1913 Endorse /ĕn-dôrs'/ · En·dorse · IPA /ɪnˈdoɹs/ v. t. n. 01 v. t. Same as Indorse. imp. & p. p. Endorsed; p. pr. & vb. n. Endorsing 1. Same as Indorse. See: Indorse 02 n. A subordinary, resembling the pale, but of one fourth its width (according to some writers, one eighth). 1. A subordinary, resembling the pale, but of one fourth its width (according to some writers, one eighth).(Her.)