Source : Webster's Revised Unabridged Dictionary (1913)

Oft \Oft\ ([o^]ft; 115), adv. [AS. oft; akin to OS. & G. oft,
   OHG. ofto, Sw. ofta, Dan. ofte, Icel. opt, Goth. ufta; of
   uncertain origin. Cf. {Often}.]
   Often; frequently; not rarely; many times. [Poetic]
   --Chaucer.

         Oft she rejects, but never once offends. --Pope.

Oft \Oft\, a.
   Frequent; often; repeated. [Poetic]

Source : WordNet®

oft
     adv : many times at short intervals; "we often met over a cup of
           coffee" [syn: {frequently}, {often}, {oftentimes}, {ofttimes}]
           [ant: {rarely}, {infrequently}]