tip off on (something)

tip off on (something)

To give someone secret, private, or insider information or news about something, especially that which gives them an advantage of some kind. A noun or pronoun is used before or after "off." An anonymous source tipped off reporters on the senator's use of campaign money to fund private trips to the Bahamas. I tipped the cops off on the gang's plan to rob the bank.
See also: off, on, tip
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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