Definition of "loser" in English

noun

1. A person who loses; one who fails to win or thrive.

   • In a two-horse race there is always one winner and one loser.
   • He was always a good loser.

2. Something of poor quality.

3. A person who is frequently unsuccessful in life.

   • That guy is a born loser!
   • I'm a constant loser in love.

4. (derogatory) A contemptible or unfashionable person.

5. One who or that which loses something, such as extra weight, car keys, etc.

6. A losing proposition, one that is likely to lose or already has lost (such as a losing bet or, analogously, a predictably fruitless task or errand).

7. (slang) A person convicted of a crime, especially more than once.

   • He's a three-time loser doing twenty years.