putty in (your) hands

willing to do anything you want.

As soon as Jones realized he could get in trouble if they reported him, he became putty in their hands.

• put someone at odds with someone
• put someone back on track
• put someone in a hole
• put someone in mind of
• put someone in mind of someone
• put someone in mind of something
• put someone in place
• put someone in their place
• put someone in the picture
• put someone in the shade
• put someone off stride
• put someone off their stride
• put someone off the scent
• put someone on a collision course
• put someone on a pedestal
• put someone on edge
• put someone on the map
• put someone on the right track
• put someone on the shelf
• put someone on the spot
• put someone out of action
• put someone out of its misery
• put someone out of mind
• put someone out of misery
• put someone out of their misery