Source : Webster's Revised Unabridged Dictionary (1913)

Express \Ex*press"\ ([e^]ks*pr[e^]s"), a. [F. expr[`e]s, L.
   expressus, p. p. of exprimere to express; ex. out + premere
   To press. See {Press}.]
   1. Exactly representing; exact.

            Their human countenance The express resemblance of
            the gods.                             --Milton.

   2. Directly and distinctly stated; declared in terms; not
      implied or left to inference; made unambiguous by
      intention and care; clear; not dubious; as, express
      consent; an express statement.

            I have express commandment.           --Shak.

   3. Intended for a particular purpose; relating to an express;
      sent on a particular errand; dispatched with special
      speed; as, an express messenger or train. Also used
      adverbially.

            A messenger sent express from the other world.
                                                  --Atterbury.

   {Express color}. (Law) See the Note under {Color}, n., 8.

   Syn: Explicit; clear; unambiguous. See {Explicit}.