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.

(noun) a proud stiff pompous gait. Synonyms: strut, prance.

(verb) to walk with a lofty proud gait, often in an attempt to impress others. Synonyms: tittup, ruffle, prance, strut, sashay, cock. Examples: "He struts around like a rooster in a hen house."

(verb) discourage or frighten with threats or a domineering manner; intimidate. Synonyms: browbeat, bully.

(verb) act in an arrogant, overly self-assured, or conceited manner. Synonyms: bluster, swash.

(adj) (British informal) very chic. Synonyms: groovy. Examples: "Groovy clothes."