Entry 1 sense Webster, 1913 Ender /ĕn'-dẽr/ · End·er · IPA /ˈɛndə(ɹ)/ 01 n. One who, or that which, makes an end of something; as, the ender of my life. 1. One who, or that which, makes an end of something; as, the ender of my life.