The Collaborative International Dictionary of English v.0.48:

Dope \Dope\, v. t.
   1. To treat or affect with dope; as, to dope nitroglycerin;
      specif.:
      (a) To give stupefying drugs to; to drug. [Slang]
      (b) To administer a stimulant to (a horse) to increase his
          speed. It is a serious offense against the laws of
          racing. [Race-track Slang]
          [Webster 1913 Suppl.]

   2. To judge or guess; to predict the result of, as by the aid
      of dope. [Slang]
      [Webster 1913 Suppl.]

   3. to impregnate with a dopant.
      [PJC]

The Collaborative International Dictionary of English v.0.48:

Dope \Dope\ (d[=o]p), n. [D. doop a dipping, fr. doopen to dip.
   Cf. Dip.]
   1. Any thick liquid or pasty preparation, as of opium for
      medicinal purposes, of grease for a lubricant, etc.
      [Webster 1913 Suppl.]

   2. Any preparation, as of opium, used to stupefy or, in the
      case of a race horse, to stimulate. [Slang or Cant]
      [Webster 1913 Suppl.]

   3. An absorbent material; esp., in high explosives, the
      sawdust, infusorial earth, mica, etc., mixed with
      nitroglycerin to make a damp powder (dynamite, etc.) less
      dangerous to transport, and ordinarily explosive only by
      suitable fulminating caps.
      [Webster 1913 Suppl.]

   4. Information concerning the previous performances of race
      horses, or other facts concerning them which may be of
      assistance in judging of their chances of winning future
      races; similar information concerning other sports; by
      extension, any information not generally known, especially
      when coming from an inside source; as, the inside dope.
      [Sporting Slang]
      [Webster 1913 Suppl. +PJC]

   5. an ignorant or stupid person. [Colloq.]
      [PJC]

   get the dope on learn the true story; get the inside
      information.

WordNet (r) 3.0 (2006):

dope
    n 1: street names for marijuana [syn: pot, grass, green
         goddess, dope, weed, gage, sess, sens, smoke,
         skunk, locoweed, Mary Jane]
    2: an ignorant or foolish person [syn: dumbbell, dummy,
       dope, boob, booby, pinhead]
    3: carbonated drink flavored with extract from kola nuts (`dope'
       is a southernism in the United States) [syn: cola, dope]
    4: slang terms for inside information; "is that the straight
       dope?" [syn: dope, poop, the skinny, low-down]
    v 1: take drugs to improve one's athletic performance
    2: add impurities to (a semiconductor) in order to produce or
       modify its properties; "The resistors have been doped"
    3: give a narcotic to; "The athletes were dope by the coach
       before the race" [syn: dope, dope up]

Moby Thesaurus II by Grady Ward, 1.0:

333 Moby Thesaurus words for "dope":
   Boeotian, KO, Mickey Finn, account, acquaintance, add,
   addictive drug, alcohol, algebraize, analgesic, anesthetic,
   anesthetize, announcement, anoint, answer, backing, bedaze, benumb,
   benzine, besot, bibliofilm, bipack, black-and-white film, block,
   blue book, blunt, bootleg liquor, bottom, brass tacks, briefing,
   briquette, bulletin, burnable, butane, calculate, candy, carbon,
   cartridge, cast, cast a horoscope, cast a nativity, charcoal,
   chloroform, chowderhead, chucklehead, cigarettes, cipher, clear up,
   clod, coal, coke, coldcock, color film, color negative film,
   combustible, communication, communique, compute, contraband, crack,
   dangerous drug, data, datum, deaden, debug, decipher, decode,
   desensitize, details, dimwit, directory, disentangle, dispatch,
   divide, divine, do, dolt, donkey, dope out, dose, downer,
   dowse for water, drug, drugs, dry plate, dull, dullard, dumb cluck,
   dumbbell, dumbhead, dummy, dunce, dunderhead, embrocate, emulsion,
   enlightenment, entrance, essential facts, essentials, estimate,
   ethane, ethanol, etherize, evidence, explain, extract roots, facts,
   factual information, familiarization, fathom, figure, figure in,
   figure out, film, find out, find the answer, find the solution,
   fireball, firing, flammable, flammable material, forebode,
   forecast, foresee, foretell, fortune-tell, frame, freeze, fuel,
   fuel additive, fuel dope, gas, gas carbon, gasoline, gen,
   general information, get, get right, gowk, guess, guess right,
   guidebook, hallucinogen, handout, hard drug, hard information,
   hard stuff, hariolate, have it, heptane, hexane, hit it, hop,
   hot goods, hypnotize, incidental information, inflammable,
   inflammable material, info, information, instruction, intelligence,
   interpret, isooctane, jet fuel, jewels, jobbernowl, junk, kayo,
   kerosene, knock out, knock senseless, knock stiff,
   knock unconscious, knockout drop, knowledge, lackwit, lamebrain,
   lay out, light, lightweight, looby, loon, low-down, lull to sleep,
   magnetize, make a prediction, make a prognosis, make a prophecy,
   make out, measure, medicate, mention, mesmerize, message, methane,
   methanol, microfilm, monochromatic film, motion-picture film,
   multiply, narcotic, narcotics, narcotize, natural gas, negative,
   news, niais, nincompoop, ninny, ninnyhammer, nitwit, noddle, noddy,
   notice, notification, numb, obtund, octane, oil, open the lock,
   opiate, orthochromatic film, pack, pain-killer, palsy,
   panchromatic film, paraffin, paralyze, peat, pentane,
   photographic paper, plate, plumb, poop, predict, prefigure,
   presage, presentation, printing paper, prognosticate,
   promotional material, proof, propane, propellant, prophesy, psych,
   psych out, psychedelic, publication, publicity, put, put to sleep,
   put under, puzzle out, ravel, ravel out, read palms,
   read tea leaves, read the future, reckon, release, report, resolve,
   riddle, rock to sleep, rocket fuel, roll, salve, scoop, score,
   sedate, sedative, sidelight, sleeping pill, smuggled goods, solve,
   soothsay, sort out, sound film, sound track, sound-on-film,
   soundstripe, speculate, statement, stolen goods, story, stuff,
   stun, stupe, stupefy, stupid, subtract, take account of, tally,
   tell fortunes, tell the future, the data, the details, the dope,
   the facts, the goods, the information, the know, the particulars,
   the picture, the scoop, the score, the specifics, the whole story,
   thickwit, trance, tranquilizer, transmission, tripack, turf, undo,
   unlock, unravel, unriddle, unscramble, untangle, untwist, unweave,
   upper, vaticinate, vehicle, white book, white paper, witling, word,
   work, work out



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

DOPE
       Dartmouth Oversimplified Programming Experiment