What is the meaning of swagger?

noun

• An itinerant Australian laborer who carries his personal belongings in a bundle as he travels around in search of work.
  • synonyms: swagman, swaggie
• A proud stiff pompous gait.
  • synonyms: strut, prance

verb

• To walk with a lofty proud gait, often in an attempt to impress others.
  • usage: "He struts around like a rooster in a hen house"
  • synonyms: tittup, ruffle, prance, strut, sashay, cock
• Discourage or frighten with threats or a domineering manner; intimidate.
  • synonyms: browbeat, bully
• Act in an arrogant, overly self-assured, or conceited manner.
  • synonyms: bluster, swash

adjective

• British informal. ( very chic)
  • usage: "groovy clothes"
  • synonyms: groovy