Ampersand: a stylized, contractual form of the Latin word "et". Many people incorrectly substitute this symbol for the English word and. Although the Latin word "et" does mean "and", it is improper to substitute "&" for "and". Bad, bad grammar.

In combination with the Roman charater 'c', i.e., "&c." it means et cetera, (etc.).

Stop it. You have gone too far. Now we have reached letter 27 because of you. I hope you're happy.

An underground code name for Marijuana.

A very good key on the keyboard, but you probably won't even use it.