Definition of "swaggerer"

He was […] none of your audacious young swaggerers, who would even penetrate into the bar—that solemn sanctuary—and, smiting old John upon the back, inquire if there was never a pretty girl in the house, and where he hid his little chambermaids, with a hundred other impertinencies of that nature; […]

1841 February–November, Charles Dickens, “Barnaby Rudge”, in Master Humphrey’s Clock, volume II, London: Chapman & Hall, […], chapter 10, page 289