What does QUEEN mean?

noun

1. the only fertile female in a colony of social insects such as bees and ants and termites; its function is to lay eggs
2. a female sovereign ruler
3. the wife or widow of a king
4. something personified as a woman who is considered the best or most important of her kind“Paris is the queen of cities”
5. a competitor who holds a preeminent position
6. offensive term for an openly homosexual man
7. one of four face cards in a deck bearing a picture of a queen
8. (chess) the most powerful piece