English Reference
noun

loser

n.
US /ˈɫuzɝ/ UK /lˈuːzɐ/ los·er UK spelling losers

  1. 01 A2 Elementary Sport

    a person who loses a game, race, or competition.

    the participant in a contest or competition who does not achieve victory.

    Simple

    The winner shook hands with the loser after the tennis match ended.

    In context

    In professional sports, even the loser of a championship final often receives significant media attention and a substantial consolation prize.

    runner updefeated
  2. 02 B1 Intermediate Informal

    a person who is not successful in life or who has a very annoying personality.

    a derogatory term for an individual perceived as a failure or as socially inept.

    Simple

    He felt like a loser after he lost his job and his car broke down.

    In context

    The protagonist of the novel is portrayed as a social loser who eventually finds confidence through an unexpected friendship.

  3. 03 B2 Upper Intermediate

    someone who often loses their belongings, like keys or a phone.

    an individual who habitually misplaces or fails to retain possession of items.

    Simple

    I am such a loser of umbrellas; I have bought three this month.

    In context

    She admitted to being a chronic loser of car keys, which prompted her to install a smart tracker on her keychain.

  4. 04 C1 Advanced Informal

    a plan, idea, or bet that is likely to fail or result in a loss.

    a proposition, investment, or undertaking that is predictably unsuccessful or unprofitable.

    Simple

    The investment looked like a loser from the very beginning.

    In context

    Market analysts quickly identified the new startup as a loser, citing its lack of a clear revenue model and high overhead costs.

    failuredud

From Middle English loser, losere, equivalent to lose + -er. In the sense of contemptible or worthless individual, perhaps an alteration of losel, which see.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Middle English loser
Level A2 · Elementary
Frequency Common
Updated