Green’s Dictionary of Slang

rop adj.

[ety unknown; ? Afrikaans ]

(S.Afr.) sophisticated, ‘cool’.

[SA]Mail & Guardian (Johannesburg) 9 Jan. 🌐 The truly forgotten word I seem to remember is ‘rop’. It meant a kind of macho cool, but was always used in a put down: ‘You think you rop, hey ou?’.