The Collaborative International Dictionary of English v.0.48:

Rap \Rap\, v. t. [imp. & p. p. Rapped (r[a^]pt), usually
   written Rapt; p. pr. & vb. n. Rapping.] [OE. rapen; akin
   to LG. & D. rapen to snatch, G. raffen, Sw. rappa; cf. Dan.
   rappe sig to make haste, and Icel. hrapa to fall, to rush,
   hurry. The word has been confused with L. rapere to seize.
   Cf. Rape robbery, Rapture, Raff, v., Ramp, v.]
   1. To snatch away; to seize and hurry off.
      [1913 Webster]

            And through the Greeks and Ilians they rapt
            The whirring chariot.                 --Chapman.
      [1913 Webster]

            From Oxford I was rapt by my nephew, Sir Edmund
            Bacon, to Redgrove.                   --Sir H.
                                                  Wotton.
      [1913 Webster]

   2. To hasten. [Obs.] --Piers Plowman.
      [1913 Webster]

   3. To seize and bear away, as the mind or thoughts; to
      transport out of one's self; to affect with ecstasy or
      rapture; as, rapt into admiration.
      [1913 Webster]

            I'm rapt with joy to see my Marcia's tears.
                                                  --Addison.
      [1913 Webster]

            Rapt into future times, the bard begun. --Pope.
      [1913 Webster]

   4. To exchange; to truck. [Obs. & Low]
      [1913 Webster]

   5. To engage in a discussion, converse.
      [PJC]

   6. (ca. 1985) to perform a type of rhythmic talking, often
      with accompanying rhythm instruments. It is considered by
      some as a type of music; see rap music.
      [PJC]

   To rap and ren, To rap and rend. [Perhaps fr. Icel. hrapa
      to hurry and r[ae]na plunder, fr. r[=a]n plunder, E. ran.]
      To seize and plunder; to snatch by violence. --Dryden.
      "[Ye] waste all that ye may rape and renne." --Chaucer.
      [1913 Webster]

            All they could rap and rend and pilfer. --Hudibras.
      [1913 Webster]

   To rap out, to utter with sudden violence, as an oath.
      [1913 Webster]

            A judge who rapped out a great oath.  --Addison.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rapt \Rapt\ (r[a^]pt),
   imp. & p. p. of Rap, to snatch away.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rapt \Rapt\, a.
   1. Snatched away; hurried away or along.
      [1913 Webster]

            Waters rapt with whirling away.       --Spenser.
      [1913 Webster]

   2. Transported with love, admiration, delight, etc.;
      enraptured. "The rapt musician." --Longfellow.
      [1913 Webster]

   3. Wholly absorbed or engrossed, as in work or meditation.
      "Rapt in secret studies." --Shak.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rapt \Rapt\, n. [From F. rapt abduction, rape, L. raptus, fr.
   rapere to seize and carry off, to transport; or fr. E. rapt,
   a. See Rapt, a., and Rapid.]
   1. An ecstasy; a trance. [Obs.] --Bp. Morton.
      [1913 Webster]

   2. Rapidity. [Obs.] --Sir T. Browne.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rapt \Rapt\, v. t.
   1. To transport or ravish. [Obs.] --Drayton.
      [1913 Webster]

   2. To carry away by force. [Obs.] --Daniel.
      [1913 Webster]

WordNet (r) 3.0 (2006):

rapt
    adj 1: feeling great rapture or delight [syn: ecstatic,
           enraptured, rapturous, rapt, rhapsodic]

Moby Thesaurus II by Grady Ward, 1.0:

161 Moby Thesaurus words for "rapt":
   absent, absentminded, absorbed, abstracted, arrested, assiduous,
   beatific, bemused, bewitched, blissful, buried in thought,
   bursting with happiness, captivated, carried away, castle-building,
   caught, charmed, constant, continuing, daydreaming, daydreamy,
   deep, delighted, diligent, dogged, dreaming, dreamy, drowsing,
   ecstatic, elate, elated, elsewhere, enchanted, enduring, engaged,
   engaged in thought, engrossed, engrossed in thought, enraptured,
   enravished, enthralled, entranced, exalted, exultant, faithful,
   faraway, fascinated, fixed, flushed, freaked out, gripped,
   half-awake, happy, held, high, hypnotized, immersed,
   immersed in thought, immutable, imparadised, in a reverie,
   in ecstasies, in heaven, in paradise, in raptures,
   in seventh heaven, in the clouds, inalterable, indefatigable,
   indomitable, industrious, insistent, introspective, invincible,
   joyful, joyous, jubilant, lasting, lost, lost in thought, loyal,
   meditative, mesmerized, mooning, moonraking, museful, musing,
   napping, never-tiring, nodding, oblivious, obstinate, occupied,
   on cloud nine, overjoyed, overjoyful, patient, patient as Job,
   pensive, permanent, perseverant, persevering, persistent,
   persisting, pertinacious, pipe-dreaming, plodding, plugging,
   possessed, preoccupied, raptured, rapturous, ravished, relentless,
   resolute, rhapsodic, sedulous, sent, single-minded, sleepless,
   slogging, somewhere else, spellbound, stable, stargazing,
   steadfast, steady, stubborn, taken up, tenacious, tireless,
   transported, unabating, unconquerable, unconscious, undaunted,
   undiscouraged, undrooping, unfailing, unfaltering, unflagging,
   unflinching, unintermitting, uninterrupted, unnodding, unrelaxing,
   unrelenting, unremitting, unsleeping, unswerving, untiring,
   unwavering, unwearied, unwearying, unwinking, utterly attentive,
   weariless, woolgathering, wrapped, wrapped in thought,
   wrapped up



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

RAPT

   ["An Interpreter for a Language for Describing Assemblies",
   R.J. Popplestone et al, Artif Intell 14:79-107 (1980)].

   (1995-05-10)