Let's face it, not only does this word sound like a Scotsman being exasperated, but hardly anyone has a clue what it means.
(A hegemon is a person, or group of people, with the power to get their own dull, political way).
Using the word hegemon, especially on a Sunday, will get you shunned, so don't use it unless you want to lose all but your deafest friends.
Don't say I didn't warn you.
Word Not To Use Today: hegemon. This word comes from the Greek word hēgenonia, which means authority, and before that from hēgeisthai, to lead.