[1] : The Collaborative International Dictionary of English v.0.48

plumb \plumb\, v. t. imp.  p. p. plumbed plu^md; p. pr.
    vb. n. plumbing plu^m"i^ng.
   1. to adjust by a plumb line; to cause to be perpendicular;
      as, to plumb a building or a wall.
      1913 webster

   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.
      1913 webster

            he did not attempt to plumb his intellect. --ld.
                                                  lytton.
      1913 webster

   3. to seal with lead; as, to plumb a drainpipe.
      1913 webster

   4. to supply, as a building, with a system of plumbing.
      1913 webster
see also:
plumbed plumbing 

[2] : WordNet (r) 2.0

plumbed
     adj : of water depth measured by a line and plumb syn: sounded
see also:
sounded 

Plumbed >> P Words
Plumbed, definition of term: Plumbed
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