Off the hook

[Mark Zuckerberg]

Off the hook is actually a modernization of a series of slang words. Closely related to off the chain, there refering to something being so fresh and new that its literally right off the store shelf. (started in reference to clothes, the hangar being the hook)

[Tanya Shivari]

cool; happening

[PussyCat]

The old school use of off the hook is to get away with something, or not be responsible for something, i.e., the fish that got away was off the hook.

[Rihanna]

adj.

1. exceeding the minimal standard of satisfaction.
2. appealing to ones mind

[Tina]

A synomym for busy. Taken from a phone reference; when you leave a phone off the hook, you get a busy signal. The phrase is used to convey that there were a lot of people attending a particular event.

[Tina]

To express such demand or activity that it is beyond normal conditions.

Out of control.

Stems from: A phone ringing so much that it remains off the hook as a result. (so busy)

[Little_Girl]

adj.

1. Freed, as from blame or a vexatious obligation: let me off the hook with a mild reprimand.
2. The Shiznit, something noteworthy, outstanding
3. Off the chain

[Mark Zuckerberg]

Intense or out of control, but typically in a good or fascinating way. The term is derived from a boxing metaphor - when boxers train on a heavy bag they can knock the bag off the hook. Also see knock him out of the box for another popular boxing metaphor.

[Tanya Shivari]

Free from a difficult situation.
To be in a difficult situation is like hanging on a hook; to get free of the problem you must get off the hook.