adjective
Lacking the proper care or concern for something important, reckless, rash, high-handed.
High-spirited.
Supercilious.
(obsolete) Free and easy; unconcerned with formalities
(historical) Of or pertaining to the party of King Charles I of England (1600–1649).
noun
(historical) A military man serving on horse, (chiefly) early modern cavalry officers who had abandoned the heavy armor of medieval knights.
(historical) A gallant: a sprightly young dashing military man.
A gentleman of the class of such officers, particularly:
(slang) Someone with an uncircumcised penis.
(architecture) A defensive work rising from a bastion, etc., and overlooking the surrounding area.
verb
(transitive, dated) Of a man: to act in a gallant and dashing manner toward (women).