mustar, m. (gs. & npl. -air, gpl. ~).1. (a)Mil: Muster. (b) Muster, assembly. ~ daoine, large gathering of people. 2. Display, ostentation, show of arrogance. ~ a dhéanamh, to display arrogance; to put on airs, to swagger. ~ a bheith ort faoi rud, to be vain, vainglorious, about sth. ~ gan ghustal, empty show, empty pride. (As vn.)Ag ~, swaggering, bragging.