Source : Webster's Revised Unabridged Dictionary (1913)

Perform \Per*form"\, v. t. [imp. & p. p. {Performed}; p. pr. &
   vb. n. {Performing}.] [OE. performen, parfourmen, parfournen,
   OF. parfornir, parfournir, to finish, complete; OF. & F. par
   (see {Par}) + fournir to finish, complete. The word has been
   influenced by form; cf. L. performare to form thoroughly. See
   {Furnish}.]
   1. To carry through; to bring to completion; to achieve; to
      accomplish; to execute; to do.

            I will cry unto God most high, unto God that
            performeth all things for me.         --Ps. lvii. 2.

            Great force to perform what they did attempt. --Sir
                                                  P. Sidney.

   2. To discharge; to fulfill; to act up to; as, to perform a
      duty; to perform a promise or a vow.

            To perform your father's will.        --Shak.

   3. To represent; to act; to play; as in drama.

            Perform a part thou hast not done before. --Shak.

   Syn: To accomplish; do; act; transact; achieve; execute;
        discharge; fulfill; effect; complete; consummate. See
        {Accomplish}.