Abbreviation for “Orgasm”; you something happens that causes you to feel as if you just climaxed to the highest power.
That guy over there is so fucking hot, just me looking at him is about to make me O!
When someone has insulted another and the onlookers are tryna fuel the beef
Bruh u cld eat dinner on ur sisters asshole it’s so clean
O
The letter O. Basically an "Oh" respond but either you're lazy or annoyed.
Nova: Guys! Look! I finally found the actual meaning of life!
Arron: O