The Collaborative International Dictionary of English v.0.48:

Drug \Drug\, v. i. [imp. & p. p. Drugged; p. pr. & vb. n.
   Drugging.] [Cf. F. droguer.]
   To prescribe or administer drugs or medicines. --B. Jonson.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

drugged \drugged\ adj.
   under the influence of narcotics or hypnotic drugs.

   Syn: doped, narcotized.
        [WordNet 1.5 +PJC]

WordNet (r) 3.0 (2006):

drugged
    adj 1: under the influence of narcotics; "knocked out by doped
           wine"; "a drugged sleep"; "were under the effect of the
           drugged sweets"; "in a stuperous narcotized state" [syn:
           doped, drugged, narcotized, narcotised]

Moby Thesaurus II by Grady Ward, 1.0:

143 Moby Thesaurus words for "drugged":
   affectless, anesthetized, apathetic, arctic, asleep, autistic,
   benumbed, blase, blunt, bored, cataleptic, catatonic, chill,
   chilly, cold, cold as charity, cold-blooded, coldhearted, comatose,
   cool, dead, debilitated, dispassionate, doped, dopey, dormant,
   dozy, dreamy, droopy, drowsy, drugged with sleep, dull,
   emotionally dead, emotionless, enervated, exanimate, frigid,
   frosted, frosty, frozen, half asleep, half-conscious, heartless,
   heavy, heavy with sleep, heavy-eyed, hebetudinous, high, hopped-up,
   icy, immovable, impassible, impassive, in a stupor, inanimate,
   inert, inexcitable, insusceptible, jaded, lackadaisical, languid,
   languorous, leaden, lethargic, lifeless, listless, lumpish,
   moribund, napping, narcoleptic, narcose, narcotized, narcous,
   nirvanic, nodding, nonemotional, numb, objective, oblivious,
   obtuse, oscitant, out, out cold, out of it, out of touch,
   passionless, phlegmatic, pooped, sated, sedated, self-absorbed,
   semiconscious, senseless, sleep-drowned, sleep-drunk, sleep-filled,
   sleep-swollen, sleepful, sleepy, slow, sluggish, slumberous,
   slumbery, snoozy, somnolent, soporific, soulless, spaced out,
   spaced-out, spiritless, stagnant, stagnating, stoned, stretchy,
   strung out, stultified, stuporose, stuporous, supine, torpid,
   unaffectionate, unconscious, unemotional, unfeeling, unimpassioned,
   unimpressionable, unloving, unpassionate, unresponding,
   unresponsive, unsusceptible, unsympathetic, untouchable, vegetable,
   vegetative, wan, weary, wiped out, world-weary, yawning, yawny,
   zonked, zonked out



The Jargon File (version 4.4.7, 29 Dec 2003):

drugged
 adj.

    (also on drugs)

    1. Conspicuously stupid, heading toward brain-damaged. Often accompanied
    by a pantomime of toking a joint.

    2. Of hardware, very slow relative to normal performance.


The Free On-line Dictionary of Computing (30 December 2018):

drugged

   (Or "on drugs") 1. Conspicuously stupid, heading toward
   brain-damaged.  Often accompanied by a pantomime of toking a
   joint.

   2. Of hardware, very slow relative to normal performance.

   [Jargon File]

   (2011-12-03)