get someone off—
1. rescue a person from a crashed vehicle, a sinking ship, etc.:
- The last three sailors were got off just before the ship sank.
2. get a person cleared of a criminal charge:
- Ted’s lawyer got him off, although we all knew he was guilty.
get someone off the hook —(coll.) free a person from trouble, an embarrassing situation, etc. (also: let someone off the hook):
- “It’s an idea,” said Craig. “It would get Hartley off the hook, sure enough.”