Etymology Borrowed from Sabir bona (“good”), from Italian buono (“good”), from Latin bonus (“good”), from Old Latin duenos (“good”), from Proto-Italic *dwenos (“good”). Doublet of bonus.
SANDY: Oh, get him! The vanity of the man. Well, p'raps not Nelson then. How about reproductions of great masterpieces? JULIAN: A bona idea. Now, let me see...1966, Kenneth Horne, Bona Tattoos (Round the Horne), season 2, spoken by Julian and Sandy (Hugh Paddick and Kenneth Williams):
Will you take a varder at the cartz on the feely-omi in the naf strides: the one with the bona blue ogles polarying the omi-palone with a vogue on and a cod sheitel.1997, James Gardiner, Who's a Pretty Boy Then?, page 137:
1 more example
Bona to vada you.1997, Ian Lucas, “The Color of His Eyes: Polari and the Sisters of Perpetual Indulgence”, in Anna Livia, Kira Hall, editors, Queerly Phrased: Language, Gender, and Sexuality, page 90:
Etymology Borrowed from Sabir bona (“good”), from Italian buono (“good”), from Latin bonus (“good”), from Old Latin duenos (“good”), from Proto-Italic *dwenos (“good”). Doublet of bonus.