The shell of a clam. / A dredging bucket with hinges like the shell of a clam. / In food service, the closing box (usually styrofoam but sometimes cardboard) given to consumers with take-out food.

(manufacturing) To deform a die in a shape resembling the shell of a clam, as a result of uneven extrusion pressure. / To dig out by means of a clamshell (dredging bucket).

(chiefly BDSM) A metal clamp, usually joined to another by a chain, meant to be worn on the nipples to cause pain.

A brace, band, or clasp for strengthening or holding things together. / (medicine) An instrument used to temporarily shut off blood vessels, etc.

(transitive, intransitive) To fasten in place or together with (or as if with) a clamp. / (transitive) To hold or grip tightly.

(dated) A heavy footstep; a tramp.

(intransitive, dated) To tread heavily or clumsily; to clump or clomp.

Waders; rubber pants (including oversized boots) worn when wading in shallow water, especially when digging for clams with a clam rake. / A kind of short trousers for women.

(of sounds) Of great intensity. / (of people, animals or things) Creating a loud noise. / (of emotions or feelings) Expressed loudly.

Either of a pair of metal clamps, usually joined by a chain, meant to be worn on the nipples to cause pain, usually in BDSM.