Cavalier

Part of speech: noun (n.)

1. A military man serving on horseback; a knight.

2. A gay, sprightly, military man; hence, a gallant.

3. One of the court party in the time of king Charles L. as contrasted with a Roundhead or an adherent of Parliament. Clarendon.

4. A work of more that ordinary heigh, rising from the level ground of a bastion, etc., and overlooking surrounding parts.

Part of speech: adjective (a.)

1. Gay; easy; offhand; frank. The plodding, persevering scupulous accuracy of the one, and the easy, cavalier, verbal fluency of the other, from a complete contrast. Hazlitt.

2. High-spirited. [Obs.] "The people are naturally not valiant, and not much cavalier." Suckling.

3. Supercilious; haughty; disdainful; curt; brusque.

4. Of or pertaining to the party of King Charles I. "An old Cavalier family." Beaconsfleld.