Video shows what musk means. A greasy secretion with a powerful odour, produced in a glandular sac of the male musk deer and used in the manufacture of perfumes.. A similar secretion produced by the otter and the civet.. A synthetic organic compound used as a substitute for the above.. Musk Meaning. How to pronounce, definition audio dictionary. How to say musk. Powered by MaryTTS, Wiktionary