Source : Webster's Revised Unabridged Dictionary (1913)

Closet \Clos"et\, v. t. [imp. & p. pr. & vb. n. {Closeting}.]
   1. To shut up in, or as in, a closet; to conceal. [R.]

            Bedlam's closeted and handcuffed charge. --Cowper.

   2. To make into a closet for a secret interview.

            He was to call a new legislature, to closet its
            members.                              --Bancroft.

            He had been closeted with De Quadra.  --Froude.