Source : Webster's Revised Unabridged Dictionary (1913)

Forcible-feeble \For"ci*ble-fee`ble\, a. [From Feeble, a
   character in the Second Part of Shakespeare's ``King Henry
   IV.,'' to whom Falstaff derisively applies the epithet
   ``forcible.'']
   Seemingly vigorous, but really weak or insipid.

         He [Prof. Ayton] would purge his book of much offensive
         matter, if he struck out epithets which are in the bad
         taste of the forcible-feeble school.     --N. Brit.
                                                  Review.