Entry 3 senses · 2 variants Webster, 1913 Chafer · Chaf·er · IPA n. n. 01 n. One who chafes. 1. One who chafes. 2. A vessel for heating water; -- hence, a dish or pan. “A chafer of water to cool the ends of the irons.” — Baker. 02 n. A kind of beetle; the cockchafer. The name is also applied to other species; as, the rose chafer. 1. A kind of beetle; the cockchafer. The name is also applied to other species; as, the rose chafer.(Zool.)