Definitions of swellhead
  1. noun
    a conceited and self-centered person
    synonyms: egoist, egotist
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    blowhard, boaster, braggart, bragger, line-shooter, vaunter
    a very boastful and talkative person
    an abnormally egotistical person
    exhibitionist, show-off, showboat
    someone who deliberately behaves in such a way as to attract attention
    know-all, know-it-all
    someone who thinks he knows everything and refuses to accept advice or information from others
    a pathological egotist
    miles gloriosus
    a braggart soldier (a stock figure in comedy)
    a vain and talkative person (chatters like a parrot)
    someone who performs with an eye to the applause from spectators in the grandstand
    hot dog, hotdog
    someone who performs dangerous stunts to attract attention to himself
    poser, poseur
    a person who habitually pretends to be something he is not
    type of:
    disagreeable person, unpleasant person
    a person who is not pleasant or agreeable
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