(1):

(n.) A swagman.

(2):

(n.) The act or manner of a swaggerer.

(3):

(v. t.) To bully.

(4):

(v. i.) To boast or brag noisily; to be ostentatiously proud or vainglorious; to bluster; to bully.

(5):

(v. i.) To walk with a swaying motion; hence, to walk and act in a pompous, consequential manner.