Английский словарь американских идиом - lay hands on

{v. phr.} 1. To get hold of; find; catch. * /The treasure hunters can keep any treasure they can lay hands on./ * /If the police can lay hands on him, they will put him in jail./ Compare: LAY ONE'S HAND ON(2). 2. To do violence to; harm; hurt. * /They were afraid that if they left him alone in his disturbed condition he would lay hands on himself./