(music) in a tasteful, agreeable manner

A mutual fund. / (business, finance, insurance) A mutual organization. / (Internet) Either of a pair of people who follow each other's social media accounts.

plural of boneblack

(historical) An important Ancient Greek colony and port in Taurica (Tauric Chersonese), founded by Milesians in the late 7th–early 6th century BC on the site of present-day Kerch.