/looh"zeuhr/ , n.
1. a person, team, nation, etc., that loses: The visiting team was the loser in the series.
2. Informal.
a. a person who has been convicted of a misdemeanor or, esp., a felony: a two-time loser.
b. a person who has failed at a particular activity: a loser at marriage.
c. someone or something that is marked by consistently or thoroughly bad quality, performance, etc.: Don't bother to see that film, it's a real loser.
3. Slang. a misfit, esp. someone who has never or seldom been successful at a job, personal relationship, etc.
[ 1300-50; ME losere destroyer; see LOSE, -ER 1 ]