Source : Webster's Revised Unabridged Dictionary (1913)

Consent \Con*sent"\, n. [Cf. OF. consent.]
   1. Agreement in opinion or sentiment; the being of one mind;
      accord.

            All with one consent began to make exuse. --Luke
                                                  xiv. 18.

            They feil together all, as by consent. --Shak.

   2. Correspondence in parts, qualities, or operations;
      agreement; harmony; coherence.

            The melodious consent of the birds.   --Holland.

            Such is the world's great harmony that springs From
            union, order, full consent of things. --Pope.

   3. Voluntary accordance with, or concurrence in, what is done
      or proposed by another; acquiescence; compliance;
      approval; permission.

            Thou wert possessed of David's throne By free
            consent of all.                       --Milton.

   4. (Law) Capable, deliberate, and voluntary assent or
      agreement to, or concurrence in, some act or purpose,
      implying physical and mental power and free action.

   5. (Physiol.) Sympathy. See {Sympathy}, 4.

   Syn: Assent; acquiescence; concurrence; agreement; approval;
        permission. See {Assent}.

   {Age of consent} (Law), an age, fixed by statute and varying
      in different jurisdictions, at which one is competent to
      give consent. Sexual intercourse with a female child under
      the age of consent is punishable as rape.

Source : WordNet®

age of consent
     n : the minimum age for marrying without parental consent or the
         minimum age for consensual sexual relations; intercourse
         at an earlier age can result in a charge of assault or
         statutory rape; the age differs in different states of
         the Union