an individual who has actually physically removed him- or by herself from control or direction of a military or naval unit because of the intention of forever leaving
underneath the US Code of Military Justice, an individual who is put on AWOL standing for longer than thirty days
One who forsakes a duty, an underlying cause or a celebration, a friend, or any one to whom he owes service; particularly, a soldier or a seaman which abandons the solution without leave; one accountable of desertion.
A person who forsakes his cause, his duty, their celebration, or their pals; specifically, a soldier or seaman who absents himself from their place without leave, and minus the purpose of returning.
a disloyal individual who betrays or deserts his cause or religion or governmental celebration or buddy etc.
somebody who abandons their task (as on a military post)