I. cou ‧ ri ‧ er 1 /ˈkʊriə $ -ər/ BrE AmE noun [countable]
[ Date: 1300-1400 ; Language: Old French ; Origin: courrier , from Old Italian corriere , from correre 'to run' , from Latin currere ; ↑ course 1 ]
1 . a person or company that is paid to take packages somewhere
2 . British English old-fashioned a ↑ rep
II. courier 2 BrE AmE verb [transitive]
to send something somewhere using a courier