The variety of English

[hamoodee]

[quote=Mariner;119553]It's just a cultural thing. When two communities/cities/states/countries are separated from each other in some way (obviously, the greater the separation, the bigger the difference) they develop differently.

I think this phenomenon is not peculiar to english language.
In Arabic some words used by a certain tribe have opposite meaning when used by other .
hamoodee

[Mariner]

True, I didn't imply that it was an English Language prerogative