Cavalier Common

a gallant or courtly gentleman

"The dashing actor played the role of the cavalier perfectly, sweeping through the ballroom with effortless grace and charm."

a royalist supporter of Charles I during the English Civil War

"The local innkeeper served wine to every passing cavalier, hoping their gold would keep his business thriving throughout the war."

A military man serving on horse, (chiefly) early modern cavalry officers who had abandoned the heavy armor of medieval knights.

"The historical reenactment group dressed their actors as cavaliers, giving them plumed hats and pikes instead of full plate armor to distinguish them from medieval knights."

Of a man: to act in a gallant and dashing manner toward (women).

"The new CEO was known for his cavalier style, often arriving late to meetings while charming the receptionists."

given to haughty disregard of others

"His cavalier attitude toward his teammates' concerns made it clear he cared only about winning."

Not caring enough about something important.

"The manager's cavalier attitude toward our safety concerns made everyone feel completely ignored."

A small city, the county seat of Pembina County, North Dakota, United States.

"After visiting all the major cities in the region, we decided to spend a quiet weekend in Cavalier."