put a pin in (something)
v. phr.— «Studio executives have realized that paying the actor tens of millions of dollars to terrorize a movie set and ultimately deliver a box office stinker was perhaps not the most cost efficient strategy. They then decide to “put a pin” in the projects, as the Hollywood parlance goes, much as you would do to a balloon.» —“Jim Carrey Cuts Out UTA In Hopes Of Curing Career Cancer” Defamer Sept. 14, 2006. (source: Double-Tongued Dictionary)
Further reading
Imagine telling someone how to get to your home, but without using the name of your street, or any other street within ten miles. Could you do it? We take street names for granted, but these words are useful for far more, like applying for a job or...
Understanding the varieties of conversational styles can mean the difference between feeling you’re understood and being insulted. “High-involvement” speakers interrupt or talk along with someone else to signal their enthusiasm...