definition of
high-and-mighty

[1] #1 high-and-mighty s. [autocratic, bossy, dominating, magisterial, peremptory] offensively self-assured or given to exercising usually unwarranted power; "an autocratic person"; "autocratic behavior"; "a bossy way of ordering others around"; "a rather aggressive and dominating character"; "managed the employees in an aloof magisteri. wn