courier UK /ˈkʊ.ɹi.ə/US /ˈkʊɹ.i.ɚ/noun 5verb 1forms 3 noun5 •A person who delivers messages. •A company that delivers messages. •A company that transports goods. •A person who looks after and guides tourists."A courier!" cried Muscari, laughing. "Is that the last of your list of trades? And whom are you conducting?" — 1914 •(Internet) A user who earns access to a topsite by uploading warez.You can always find musicians. There are more trackers than coders, pixelers, organizers, couriers, and designers combined. — 1999 verb1 •To deliver by courier.We'll have the contract couriered to you. formscouriered · couriering · couriers