adverb:by or before the present time; previously
She has already submitted the application.
adverb:earlier than expected; so soon
It is noon already.
adverb:by a specified earlier point in time relative to another reference
By 1990, the bridge was already open.
adverb:as yet, especially in negatives and conditionals
If you haven't already, update your password.
adverb:used to add emphasis or impatience in commands or complaints
Just make a decision already.