Green’s Dictionary of Slang

(W.I.) an excellent person; an upper-class person; also as adj.

1989		C. Hyatt When Me Was A Boy 129: When me was a boy [...] East Queen Street was like the northern border of commercial Kingston. Above there was residential and more top-a-naris.
1995		Francis-Jackson Official Dancehall Dict. 51: Topanaris of the upper class: u. she a topanaris, mi love.
2008		C. Forbes Permanent Freedom 170: [H]e sees she is not a D Lawrence but Miss Sybil’s topanaris dress-up sister.
2012		K. Miller Last Warner Woman [ebook] If you ask any school pickney what they want to be when they grow big, they maybe tell you doctor or lawyer or politician, or any number of topanaris jobs.