Shall that be shut to man which to the beast
Is open? Milton.

To shut in. (a) To inclose; to confine. "The Lord shut him in." Cen. vii. 16. (b) To cover or intercept the view of; as, one point shuts in another. -- To shut off. (a) To exclude. (b) To prevent the passage of, as steam through a pipe, or water through a flume, by closing a cock, valve, or gate. -- To shut out, to preclude from entering; to deny admission to; to exclude; as, to shut out rain by a tight roof. -- To shut together, to unite; to close, especially to close by welding. -- To shut up. (a) To close; to make fast the entrances into; as, to shut up a house. (b) To obstruct. "Dangerous rocks shut up the passage." Sir W. Raleigh. (c) To inclose; to confine; to imprison; to fasten in; as, to shut up a prisoner.

Before faith came, we were kept under the law, shut up unto the faith which should afterwards be revealed. Gal. iii. 23.

(d) To end; to terminate; to conclude.

When the scene of life is shut up, the slave will be above his master if he has acted better. Collier.

(e) To unite, as two pieces of metal by welding. (f) To cause to become silent by authority, argument, or force.

To shut up, to cease speaking. [Colloq.] T. Hughes.

Cold shut, the imperfection in a casting caused by the flowing of liquid metal upon partially chilled metal; also, the imperfect weld in a forging caused by the inadequate heat of one surface under working.