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d attached to a line, used in sounding the depth of water. I'll sink him deeper than e'er plummet sounded. Shak.

A plummet or mass of lead, used in sounding at sea.

like, attached to a line, and used by builders, etc., to indicate a vertical direction; a plummet; a plumb bob. See Plumb line, below. Plumb bob. See Bob, 4. -- Plumb joint, in sheet-metal work, a lap joint, fastened by solder. -- Plumb level. See under Level. -- Plumb line. (a) The cord by which a plumb bob is susp…

ure the depth of; to fathom; especially, to ascertain the depth of by means of a line and plummet.

, that are brought up by the sounding lead when it has touched bottom. Sounding lead, the plummet at the end of a sounding line. -- Sounding line, a line having a plummet at the end, used in making soundings. -- Sounding post (Mus.), a small post in a violin, violoncello, or similar instrument, set under the bridge a…