English Protestants who in the 16th and 17th centuries wanted more purity and less ritual in worship, and who stressed hard work above pleasure
(a Protestant is any of the Western Christian religious denominations that broke off from the Catholic Church. In the US, the bets known are Baptists, Methodists, Presbyterians, and Episcopalians.)
Most often this resentment toward culture is to be found where the dissatisfaction with society is a reactionary dissatisfaction which expresses itself in revivalism and puritanism, and latest of all, in fascism.
There are no more uses of "Puritans" in Avant-garde and Kitsch.