(adv.) In a flashy manner; with empty show.

audaciously boldly bravely bulldoggishly chivalrously courageously dashingly doughtily fearlessly flashily flauntingly foolhardily gaily gallantly gamely glitteringly gutsily hardily harebrainedly heroically intrepidly jauntily knightly like a man like a soldier pertinaciously pluckily presumptuously resolutely showily spunkily stalwartly stoutly tenaciously unfearfully unfearingly valiantly valorously with a flair yeomanly