A brace, band, or clasp for strengthening or holding things together.
"The old soldier walked with such a heavy clamp that the floorboards groaned under his weight."
A heavy footstep; a tramp.
In plain English: A clamp is a tool that holds things tightly together so they don't move while you work on them.
"The pipe clamp held two sections together tightly while they waited for the glue to dry."
Usage: Use "clamp" as a noun when referring to the physical device that holds objects tightly, such as on a workbench or in plumbing. As a verb, it describes the action of securing items together with this tool rather than simply pressing them down.
To fasten in place or together with (or as if with) a clamp.
"The soldier's heavy boots clamped along the wooden floorboards as he marched into the room."
To tread heavily or clumsily; to clump or clomp.
In plain English: To clamp something means to squeeze it tightly between two hard parts so it stays firmly in place.
"Please clamp your seatbelt securely before we start driving."
A surname.
"The Clamp family has lived in that valley for three generations."
From Middle Dutch clamp, klampe ("a clamp, hook"), from Proto-Germanic klampō ("clamp, clasp, cramp"), related to Proto-West Germanic klammjan. Cognate with Middle Low German klampe ("hook, clasp"), German Klampfe, Klampe ("clamp, cleat"), Norwegian klamp ("clamp"), Alemannic German Chlempi.