Example: "He is a lawyer with a sports background"
Example: "He posed her against a background of rolling hills"
Example: "The embassy filled him in on the background of the incident"
Example: "They got a bad connection and could hardly hear one another over the background signals"
Example: "When the rain came he could hear the sound of thunder in the background"
Example: "You can't do that in a university setting"
Example: "He played down his royal ancestry"