1
general::
Phrase(s): 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., Phrase(s): 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.
McGrawhill's American Idioms And Phrasal Verbs