In motorcycle stunting, pulling a wheelie so high that the bike rests on the it's tail section is called a "twelve o'clock". The act thereof is called "twelving".
When you're with your group of friends and they all start cornering you by being annoying, twelving is the perfect word to use.
It was a play on words to mean annoying. Since 'twelve' in Korean is shipi (십이) and 'annoying' is shibi (시비), it was a clever way to combine the two for a whole new word. (Credits to Koreaboo)
Made by Kim Mingyu of SEVENTEEN !!
B: you're late again lol
C: i bet you spent all night playing games again
D: didn't redacted broke up with you becau--
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."