Dressing the part

The word "snobbery" came into use for the first time in England during the 1820s. It was said to have derived from the habit of many Oxford and Cambridge colleges writing sine nobilitate (without nobility), or "s.n.o.b," next to the names of ordinary students on examination lists in order to distinguish them from their aristocratic peers.
- Status Anxiety (BOOK)

Funny, without status the complete opposite of today's meaning. S.N.O.B someone offended by the lack of high status in others.