The Collaborative International Dictionary of English v.0.48:

Weed \Weed\ (w[=e]d), n. [OE. wede, AS. w[=ae]de, w[=ae]d; akin
   to OS. w[=a]di, giw[=a]di, OFries, w[=e]de, w[=e]d, OD. wade,
   OHG. w[=a]t, Icel. v[=a][eth], Zend vadh to clothe.]
   [1913 Webster]
   1. A garment; clothing; especially, an upper or outer
      garment. "Lowly shepherd's weeds." --Spenser. "Woman's
      weeds." --Shak. "This beggar woman's weed." --Tennyson.
      [1913 Webster]

            He on his bed sat, the soft weeds he wore
            Put off.                              --Chapman.
      [1913 Webster]

   2. An article of dress worn in token of grief; a mourning
      garment or badge; as, he wore a weed on his hat;
      especially, in the plural, mourning garb, as of a woman;
      as, a widow's weeds.
      [1913 Webster]

            In a mourning weed, with ashes upon her head, and
            tears abundantly flowing.             --Milton.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Weed \Weed\, v. t. [imp. & p. p. Weeded; p. pr. & vb. n.
   Weeding.] [AS. we['o]dian. See 3d Weed.]
   [1913 Webster]
   1. To free from noxious plants; to clear of weeds; as, to
      weed corn or onions; to weed a garden.
      [1913 Webster]

   2. To take away, as noxious plants; to remove, as something
      hurtful; to extirpate; -- commonly used with out; as, to
      weed out inefficiency from an enterprise. "Weed up thyme."
      --Shak.
      [1913 Webster]

            Wise fathers . . . weeding from their children ill
            things.                               --Ascham.
      [1913 Webster]

            Revenge is a kind of wild justice, which the more
            man's nature runs to, the more ought law to weed it
            out.                                  --Bacon.
      [1913 Webster]

   3. To free from anything hurtful or offensive.
      [1913 Webster]

            He weeded the kingdom of such as were devoted to
            Elaiana.                              --Howell.
      [1913 Webster]

   4. (Stock Breeding) To reject as unfit for breeding purposes.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Weed \Weed\, n.
   A sudden illness or relapse, often attended with fever, which
   attacks women in childbed. [Scot.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Weed \Weed\, n. [OE. weed, weod, AS. we['o]d, wi['o]d, akin to
   OS. wiod, LG. woden the stalks and leaves of vegetables D.
   wieden to weed, OS. wiod[=o]n.]
   [1913 Webster]
   1. Underbrush; low shrubs. [Obs. or Archaic]
      [1913 Webster]

            One rushing forth out of the thickest weed.
                                                  --Spenser.
      [1913 Webster]

            A wild and wanton pard . . .
            Crouched fawning in the weed.         --Tennyson.
      [1913 Webster]

   2. Any plant growing in cultivated ground to the injury of
      the crop or desired vegetation, or to the disfigurement of
      the place; an unsightly, useless, or injurious plant.
      [1913 Webster]

            Too much manuring filled that field with weeds.
                                                  --Denham.
      [1913 Webster]

   Note: The word has no definite application to any particular
         plant, or species of plants. Whatever plants grow among
         corn or grass, in hedges, or elsewhere, and are useless
         to man, injurious to crops, or unsightly or out of
         place, are denominated weeds.
         [1913 Webster]

   3. Fig.: Something unprofitable or troublesome; anything
      useless.
      [1913 Webster]

   4. (Stock Breeding) An animal unfit to breed from.
      [1913 Webster]

   5. Tobacco, or a cigar. [Slang]
      [1913 Webster]

   Weed hook, a hook used for cutting away or extirpating
      weeds. --Tusser.
      [1913 Webster]

WordNet (r) 3.0 (2006):

weed
    n 1: any plant that crowds out cultivated plants [ant:
         cultivated plant]
    2: a black band worn by a man (on the arm or hat) as a sign of
       mourning [syn: weed, mourning band]
    3: street names for marijuana [syn: pot, grass, green
       goddess, dope, weed, gage, sess, sens, smoke,
       skunk, locoweed, Mary Jane]
    v 1: clear of weeds; "weed the garden"

Moby Thesaurus II by Grady Ward, 1.0:

212 Moby Thesaurus words for "weed":
   Canada thistle, DET, DMT, LSD, Mary Jane, STP, THC, abate, abrade,
   abstract, acid, amphibian, angiosperm, annual, antidepressant,
   aquatic plant, ataractic, backset, bate, biennial, black sheep,
   blemish, bones, boo, brake, burdock, burr, cannabis, chaff,
   chicory, cosmopolite, crab grass, creeping buttercup, culm,
   cultivate, culture, curtail, cut, cutting, dandelion, deadwood,
   deciduous plant, decrease, deduct, delve, depreciate, derogate,
   detract, dicot, dicotyledon, diethyltryptamine, dig,
   dimethyltryptamine, diminish, dishwater, disparage, dock, draff,
   drain, dregs, dress, dust, eat away, ephemeral, erode, evergreen,
   exotic, extract, fallow, fertilize, file away, filings,
   flowering plant, force, foreign body, foreign intruder, fungus,
   gage, gametophyte, ganja, garbage, gash, grass, gymnosperm,
   hallucinogen, harrow, hash, hashish, hay, hemp, hoe, hogwash,
   horsetail, husks, hydrophyte, impair, impurity, intruder,
   jimsonweed, joint, kava, leach, leavings, lees, lessen, list,
   mallow, marijuana, mescal, mescal bean, mescal button, mescaline,
   milkweed, mind-altering drug, mind-blowing drug,
   mind-expanding drug, misfit, monkey wrench, monocot, monocotyl,
   morning glory seeds, mote, mulch, mustard, nettle, oddball, offal,
   offscourings, orts, parings, perennial, peyote, plant, plantain,
   plow, poison ivy, poke, pokeweed, polycot, polycotyl,
   polycotyledon, pot, potsherds, prune, psilocin, psilocybin,
   psychedelic, psychic energizer, psychoactive drug, psychochemical,
   psychotomimetic, purify, rags, rake, raspings, reduce, reefer,
   refine, refuse, remove, retrench, roach, rub away, scourings,
   scrap iron, scraps, scum, seed plant, seedling, shards, shavings,
   shorten, slack, slag, sliver, slop, slops, spade, speck,
   spermatophyte, splinter, sporophyte, stick, stone, stubble,
   subduct, subtract, sweepings, swill, take away, take from, tares,
   tea, thallophyte, thin, thin out, thistle, till, till the soil,
   tranquilizer, triennial, vascular plant, vegetable, wastage, waste,
   waste matter, wastepaper, wear away, weed out, weeds, withdraw,
   work



U.S. Gazetteer Places (2000):

Weed, CA -- U.S. city in California
   Population (2000):    2978
   Housing Units (2000): 1293
   Land area (2000):     4.854940 sq. miles (12.574237 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    4.854940 sq. miles (12.574237 sq. km)
   FIPS code:            83850
   Located within:       California (CA), FIPS 06
   Location:             41.424298 N, 122.384417 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Weed, CA
    Weed