(n) a disloyal person who betrays or deserts his cause or religion or political party or friend etc., Syn. turncoat, recreant, apostate, ratter, renegade
(d&euptack_;*z&etilde_;rt"&etilde_;r), n. One who forsakes a duty, a cause or a party, a friend, or any one to whom he owes service; especially, a soldier or a seaman who abandons the service without leave; one guilty of desertion. [1913 Webster]