have a word in someone's ear

/HH AE1 V AH0 W ER0 D IH0 N S AH0 M W AH0 N EH0 S IH0 R/
verb
  1. 1

    To speak to someone in private.

Source: https://en.wiktionary.org/wiki/have%20a%20word%20in%20someone's%20ear