5 letters · 20 points in Scrabble
originThe noun is a blend of music + the letters ak from Kodak, a well-known brand in 1934 when the word was coined by the American inventor, scientist, and soldier George Owen Squier (1865–1934), who developed the original technical basis for the service. The verb is derived from the noun.
Etymology from Wiktionary, CC BY-SA 3.0