English

Verb

tip off ‎(third-person singular simple present tips off, present participle tipping off, simple past and past participle tipped off)

1. (idiomatic, transitive) To alert or inform someone, especially confidentially.

   An anonymous caller tipped off the police that the suspect would be in the area.

2. (basketball) To put the ball in play by throwing it up between two opponents.
3. (transitive, obsolete) To pour out (liquor).

See also

• tip-off (noun)