verb. ['ˌɪntɝˈfɪr, ˌɪnɝˈfɪr'] come between so as to be hindrance or obstacle.
verb. ['ˌɪntɝˈfɪr, ˌɪnɝˈfɪr'] get involved, so as to alter or hinder an action, or through force or threat of force.