from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A weight on the end of a line, used to determine water depth.
- n. A weight on the end of a line, used especially by masons and carpenters to establish a true vertical.
- adv. In a vertical or perpendicular line.
- adv. Informal Directly; squarely: fell plumb in the middle of the puddle.
- adv. Informal Utterly; completely: plumb worn out. See Note at right.
- adj. Exactly vertical. See Synonyms at vertical.
- adj. Informal Utter; absolute; sheer: a plumb fool.
- transitive v. To determine the depth of with a plumb; sound.
- transitive v. To test the verticality or alignment of with a plumb.
- transitive v. To straighten or make perpendicular: plumb up the wall.
- transitive v. To examine closely or deeply; probe: "Shallow ideas are plumbed and discarded” ( Gilbert Highet).
- transitive v. To seal with lead.
- intransitive v. To work as a plumber.
- idiom out of Not vertical.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. truly vertical
- adj. Describing an LBW where the batsman is hit on the pads directly in front of his wicket and should be given out.
- adv. In a vertical direction.
- adv. Squarely, directly; completely.
- n. A little mass of lead, or the like, attached to a line, and used by builders, etc., to indicate a vertical direction.
- n. A weight on the end of a long line, used by sailors to determine the depth of water.
- v. To determine the depth, generally of a liquid; to sound.
- v. To attach to a water supply and drain.
- v. To think about or explore in depth, to get to the bottom of, especially to plumb the depths of.
- v. To use a plumb bob as a measuring or aligning tool.
- v. To accurately align vertically or horizontally.
- v. To seal something with lead.
- v. To work as a plumber.
- v. To fall or sink like a plummet.
- v. To trace a road or track; to follow it to its end.
- v. To position vertically above or below.
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
- adj. Perpendicular; vertical; conforming the direction of a line attached to a plumb.
- adv. In a plumb direction; perpendicularly.
- transitive v. To adjust by a plumb line; to cause to be perpendicular.
- transitive v. 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.
- transitive v. To seal with lead.
- transitive v. To supply, as a building, with a system of plumbing.
from The Century Dictionary and Cyclopedia
- An obsolete spelling of plum.
- n. A mass of lead attached to a line, used to test the perpendicularity of walls, etc.; a plummet.
- n. The position of a plumb or plummet when freely suspended; the vertical or perpendicular.
- True according to a plumb-line; vertical.
- Of persons, upright in character or conduct; thoroughgoing.
- In a vertical direction; in a line perpendicular to the plane of the horizon; straight down.
- Exactly; to a nicety; completely: as, he hit the target plumb in the bull's-eye.
- Downright; entirely; altogether.
- To adjust by a plumb-line; set in a vertical position: as, to plumb a wall or a building.
- To sound with or as with a plummet, as the depth of water.
- To ascertain the measure, dimensions, capacity, or the like, of; test-
- To supply, as a building, with lead pipes for water, sewage, etc.
- In plumbing, to seal an opening by closing it with solder or other soft metal.
- To coincide in direction with the plumb-line; be vertically above or below.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. weight with lead
- adv. exactly
- v. measure the depth of something
- adv. conforming to the direction of a plumb line
- adj. exactly vertical
- v. examine thoroughly and in great depth
- n. the metal bob of a plumb line
- adv. completely; used as intensifiers
- v. adjust with a plumb line so as to make vertical
Middle English, lead, a plumb, from Old French plomb, from Latin plumbum, lead.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Old French *plombe, from Latin plumba (plural of plumbum). (Wiktionary)