put a cap on

put a cap on (something)

To establish a clear upper limit for something. If we don't put a cap on rent in the city, people are going to start being put on the streets because they won't be able to afford anywhere to live. I stick to a strict budget, putting a sensible cap on how much I can spend each on non-essential things.
See also: cap, on, put
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

put a cap on something

Fig. to put a limit on something. We need to put a cap on spending in every department. The city put a cap on the amount each landlord could charge.
See also: cap, on, put
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
That started to put a cap on his fantasy rise, but as of Friday morning, Colabello had still gone from barely noticed to owned in over a quarter of ESPN fantasy leagues.