(n) (comp) requester
requesting SS user
(n) (comp) user manual
user's guide
(n) (comp) defined assignment statement
(n) (comp) closed user group
(n) (comp) user class of service
(n) (comp) (obsc) user error indication outstanding
(n) (comp) User error request outstanding
(n) (comp) session service user
SS-user
(n) (comp) file service user
(n) (comp) Directory User Agent
DUA
(n) (comp) optional user facilities
(n) (comp) transport service user
(n) (comp) acceptor
accepting SS user
(n) (comp) Directory User Agent
DUA
(n) (comp) invoking CMISE-service-user
(n) (comp) performing CMISE-service-user
(n) (comp) Transaction Processing Service User
TPSU
(n) (comp) closed user group with outgoing access