n.
Function: adjective
Date: circa 1641
1 : DEBONAIR
2 : marked by or given to offhand and often disdainful dismissal of important matters <a cavalier attitude toward money>
3 a capitalized : of or relating to the party of Charles I of England in his struggles with the Puritans and Parliament b : ARISTOCRATIC c capitalized : of or relating to the English Cavalier poets of the mid-17th century
– ca · va · lier · ism \ - ˌ i-z ə m \ noun
– cav · a · lier · ly adverb