enclose UK /ɪnˈkləʊz/US /ənˈkloʊz/ verb2 •To surround with a wall, fence, etc.to enclose lands •To insert into a container, usually an envelope or package.Please enclose a stamped self-addressed envelope if you require a reply. formsenclosed · inclosed · enclosing · encloses · encloseth · enclosest