Showy, bold or audacious in behaviour, appearance, etc.
Referring to the final stage of French Gothic architecture from the 14th to the 16th centuries.
Of a blade: forged in a wavy, undulating pattern, like a flame-bladed sword or a kris.
The royal poinciana (Delonix regia), a showy tropical tree.
Of exaggerated importance; too heavily emphasized, hyped, etc.