this phrase is like "off the hook". it means "that's tight" or relating to something cool. i believe it was commonly heard in Jay-z's song "Big Pimpin".
-Look at the spinners on my escalade!
-Damn homie those be off the chains for a whole year!
by Rachelle July 10, 2004
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Coffee can mufflers that are on the Honda Racers. Sounds like they are doing Mach II but they are in 1st gear going 8 mph.
"Did you hear that pissed off chain saw? o'wait it was Honda Civic."
by bassman January 23, 2004
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a term often used by primary school students which is the equivalent of who farted?
*strage smell in the air*
Lil Timmy: AWW! FESTY! who let fluffy off his chain!?!
Bobby: It wasn't me *picks nose*
by salmon_attack May 23, 2005
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An act that is/was done by someone or something that was utterly ridiculous, incredible, or hilarious.
Oi have you heard that new song by Bhad Bhabie, It's "OFF CHAINS" mayn!

Oi did you see that guy at the party doing the robot, he was "OFF CHAINS" mayn!

Oi did you see that bird take a phat dump on Joe Bidens head, that was seriosuly "OFF CHAINS" mayn!
by Man whose OFF CHAINS May 3, 2022
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