To produce a sustained, high-pitched, plaintive sound, as in pain, fear, or complaint. To complain or protest in a childish or annoying fashion: fans who are always whining about the poor officiating. To produce a sustained noise of high pitch: jet engines whining. The act of whining: the dog's whine for food. A whining sound: the whine of the dentist's drill. A complaint uttered in a sustained, high-pitched tone: decided to ignore the children's whines.