put one’s hands on someone —(also: lay one’s hands on someone)
1. seize or arrest a person:
- The police will soon put their hands on the jewel thieves.
2. physically abuse a person:
- If I could put my hands on the swine who informed on me, he wouldn’t do any more spying for a long time.
put the arm on someone—(coll.)
1. demand money, etc. of a person:
- The lights on the football field need to be replaced. So they put the arm on the alumni, raise enough money, and get the job done.
2. apply pressure to a person:
- Pett has put the arm on him for a show of solidarity, which Sam elected to promise, evidently without meaning to.