tip-offPronunciation: (tip'ôf", -of"), [key]
the act of tipping off.
a hint or warning: They got a tip-off on the raid.
tip•offPronunciation: (tip'ôf", -of"), [key]
a jump ball that begins each period.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.