Ace is a word to describe someone or something that is considered 'very cool'

Ace is also used as a term of sexuality (Asexual)

Ace can be a nickname or name

Ace can also be your partner (girlfriend, boyfriend, etc)

Ace is also a card from card games, the main situation where Ace is used is to describe just the number "1" on a card,
(e.g, an ace of spades)

Excellent! Very good!(Australian slang)

ace is a mothafuckin awesome ass person, that's nice & keeps it 1hunnid

In Counter-Strike, to kill the whole team. An ace is usually followed by relentless, verbal thrashing.

ayced aced ayce

Aces has been American slang for "the best" at least since the first years of this century, deriving from aces, the highest cards in poker and other card games. But ace for an expert combat flier who has shot down five or more enemy planes appears to have been borrowed from the French as, "ace," during World War 1. From there ace was extended to include an expert at anything. The card name ace comes ultimately from the Greek 'as, one.

Slang for asexual.

To pass a test or quiz. Often used in school.