Source : Webster's Revised Unabridged Dictionary (1913)

Immure \Im*mure"\, v. t. [imp. & p. p. {Immured}; p. pr. & vb.
   n. {Immuring}.] [Pref. im- in + mure: cf. F. emmurer.]
   1. To wall around; to surround with walls. [Obs.] --Sandys.

   2. To inclose whithin walls, or as within walls; hence, to
      shut up; to imprison; to incarcerate.

            Those tender babes Whom envy hath immured within
            your walls.                           --Shak.

            This huge convex of fire, Outrageous to devour,
            immures us round.                     --Milton.

Immure \Im*mure"\, n.
   A wall; an inclosure. [Obs.] --Shak.

Source : WordNet®

immure
     v : lock up or confine, in or as in a jail; "The suspects were
         imprisoned without trial"; "the murderer was incarcerated
         for the rest of his life" [syn: {imprison}, {incarcerate},
          {lag}, {put behind bars}, {jail}, {jug}, {gaol}, {put
         away}, {remand}]