Origin: Germanic Old English prefix
Out has 23 different meanings across 6 categories:
(baseball) a failure by a batter or runner to reach a base safely in baseball
"you only get 3 outs per inning"
A means of exit, escape, reprieve, etc.
to state openly and publicly one's homosexuality
"This actor outed last year"
reveal (something) about somebody's identity or lifestyle
"The gay actor was outed last week"
"Someone outed a CIA agent"
To eject; to expel.
not allowed to continue to bat or run
"he was tagged out at second on a close play"
"he fanned out"
excluded from use or mention
"forbidden fruit"
"in our house dancing and playing cards were out"
"a taboo subject"
knocked unconscious by a heavy blow
Not at home; not at one's office or place of employment.
moving or appearing to move away from a place, especially one that is enclosed or hidden
"the cat came out from under the bed"
Away from the inside, centre or other point of reference.
From from the inside to the outside of; out of.
A radio procedure word meaning that the station is finished with its transmission and does not expect a response.