swagger

/ˈswa-gər/

probably from + -er (as in chatter)

verb

  1. to conduct oneself in an arrogant or superciliously pompous manner; especially : to walk with an air of overbearing self-confidence

  2. boast, brag

  3. to force by argument or threat : bully

noun

  1. an arrogantly self-confident way of walking : an act or instance of swaggering

  2. arrogant or conceitedly self-assured behavior

  3. ostentatious display or bravado

adjective

  1. marked by elegance or showiness : posh