\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.
2. Any preparation, as of opium, used to stupefy or, in the
   case of a race horse, to stimulate. [Slang or Cant]
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.
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; sometimes, similar information concerning other
   sports. [Sporting Slang]

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