active service

:  characterized by action rather than by contemplation or speculation

:  producing or involving action or movement

:  asserting that the person or thing represented by the grammatical subject performs the action represented by the verb

:  the occupation or function of serving

:  employment as a servant

:  the work performed by one that serves

:  to perform services for: such as

:  to repair or provide maintenance for

:  to meet interest and sinking fund payments on

:  of or relating to the armed services

:  used in serving or supplying

:  intended for hard or everyday use

:  an Old World tree (Sorbus domestica) resembling the related mountain ashes but having larger flowers and larger edible fruit

:  a related Old World tree (S. torminalis) with bitter fruits