The excess mucus production that triggers postnasal drip has a number of possible causes, including: 1  Colds. 2  Flu. 3  Allergies (called allergic postnasal drip). 4  Sinus infection or sinusitis (inflammation of the sinuses). 5  Object stuck in the nose (more common in children).
1. classical music-traditional genre of music conforming to an established form and appealing to critical interest and developed musical taste. classical, serious music. chamber music-serious music performed by a small group of musicians.
Princeton's WordNet(3.00 / 2 votes)Rate this definition: 1  music(noun) an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner. 2  music, euphony(noun) any agreeable (pleasing and harmonious) sounds. he fell asleep to the music of the wind chimes.