The word lady is an English word. The English dictionary has the meaning as: A woman of property, Rank and authority. A woman of superior social position or refinement.
There you can see that there is a class distinction which was noticeable on the slave plantations and is still noticeable today. You are right, the wife of a very wealthy and influencial man is generally called are look upon as a lady, for lady is a title which is reserved for the rich and arrogant women.
In the early days when british Governors used to
used to rule Jamaica, their wives were given the title lady and this is still very common in these racist societies.
Again I send many oceans of blessings.
ONE BLACK LOVE ONE BLACK HEART.
Baba Ras Marcus