'Deserter' definitions:

Definition of 'deserter'

From: WordNet
noun
A disloyal person who betrays or deserts his cause or religion or political party or friend etc. [syn: deserter, apostate, renegade, turncoat, recreant, ratter]
noun
A person who abandons their duty (as on a military post) [syn: deserter, defector]

Definition of 'Deserter'

From: GCIDE
  • Deserter \De*sert"er\ (d[-e]*z[~e]rt"[~e]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]