(UK) An official edict that a particular substance or activity is dangerous, or an expression of such an edict.

plural of health warning

(softball, baseball) The dirt or other material on the edge of a baseball or softball field that warns a player that he or she is approaching the fence, especially the portion in the outfield.

plural of warning track

(US law) A warning given by a law enforcement officer to criminal suspects in his custody advising them of certain constitutional rights, called their Miranda rights.

(stock market) An announcement by a company to its shareholders and other investors that its profits are likely to be less than expected.

plural of Miranda warning

plural of red flag warning

(meteorology, US) A warning issued by the United States National Weather Service that conditions are ideal for wildfires.

plural of black box warning