Definitions for: Plumb


[n] the metal bob of a plumb line
[adv] (slang) completely; used as intensifiers; "clean forgot the appointment"; "I'm plumb (or plum) tuckered out"
[adv] (informal) exactly; "fell plumb in the middle of the puddle"
[adv] conforming to the direction of a plumb line
[adj] exactly vertical; "the tower of Pisa is far out of plumb"
[v] adjust with a plumb line so as to make vertical
[v] examine thoroughly and in great depth
[v] measure the depth of something
[v] weight with lead



Webster (1913) Definition: Plumb, n. [F. plomb, L. plumbum lead, a leaden ball or
bullet; cf. Gr. ?, ?, ?. Cf. Plummet, Plunge.]
A little mass or weight of lead, or the 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 suspended; a plummet.
(b) A line directed to the center of gravity of the earth.

Plumb rule, a narrow board with a plumb line, used by
builders and carpenters.


Plumb, a.
Perpendicular; vertical; conforming the direction of a line
attached to a plumb; as, the wall is plumb.


Plumb, adv.
In a plumb direction; perpendicularly. ``Plumb down he
falls.'' --Milton.


Plumb, v. t. [imp. & p. p. Plumbed; p. pr. & vb. n.
Plumbing.]
1. To adjust by a plumb line; to cause to be perpendicular;
as, to plumb a building or a wall.

2. To sound with a plumb or plummet, as the depth of water;
hence, to examine by test; to ascertain the depth,
quality, dimension, etc.; to sound; to fathom; to test.

He did not attempt to plumb his intellect. --Ld.
Lytton.

3. To seal with lead; as, to plumb a drainpipe.

4. To supply, as a building, with a system of plumbing.

Synonyms: clean, perpendicular, plum, plumb bob, plummet, vertical

See Also: adjust, bob, burden, burthen, explore, measure, perpendicular, plumb line, quantify, set, weight, weight down

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