put the brakes on

put the brakes on someone

Fig. to block someone's activities; to cause someone to stop doing something. (Based on put the brakes on something.) The boss put the brakes on Gerald, who was trying too aggressively to get promoted. We are going to have to put the brakes on you if you make any more difficulties.
See also: brake, on, put

put the brakes on something

to halt or impede some process. The manager had to put the brakes on the Wilson project due to lack of funds. We will put the brakes on this project because it is costing too much money.
See also: brake, on, put