It doesn't mean anything in particular. In most cultures, at least, it is just a matter of preference and/or fashion.
A black ring (usually hematite) on the middle finger of the right hand is a universal, but not well-known, symbol of asexuality.
Unless they have their own personal reasons it really does not mean anything but that they like to wear rings on those particular fingers.
The person wearing the ring is engaged.
Individuals generally wear their expensive rings or at least good rings on their middle fingers and it does not necessarily mean they are married. However, in some countries (very few) the wedding band is worn on the middle finger.
NO!
westside homie
No. There is no standard way to wear jewelry just to indicate you are gay. This is a myth. Some people wear rings on their fingers because they like jewelry, not to indicate sexual orientation.
No, it means they had sex so many times and their house is on fire.
Mostly it does not mean anything. With some it is tradition, but that also depends on the culture.
If you are a male put both index fingers next to eachother than that symbolises how long your penis is. (when i say put both index fingers together i mean nail to nail, if that makes sense)
It's an insult like the middle finger.
It is a common hand gesture to cross one's fingers to wish someone luck. Occasionally, it's seen as a plea for protection from God. Various expressions refer to this gesture, such as "cross your fingers", "keep your fingers crossed", or simply "fingers crossed".
It means you like a ring on your thumb
If you are playing a game of cricket, it means you have scored a six.
If you mean Middle-earth, It's not a country, but a continent. It's in its own world called Arda.