2. (v. t.) To withdraw; to recall; to disavow; to recant; to take back; as, to retract an accusation or an assertion.
3. (v. t.) To take back,, as a grant or favor previously bestowed; to revoke.
4. (v. i.) To draw back; to draw up; as, muscles retract after amputation.
5. (v. i.) To take back what has been said; to withdraw a concession or a declaration.
6. (n.) The pricking of a horse's foot in nailing on a shoe.