Source : Webster's Revised Unabridged Dictionary (1913)

Pop \Pop\, v. t.
   1. To thrust or push suddenly; to offer suddenly; to bring
      suddenly and unexpectedly to notice; as, to pop one's head
      in at the door.

            He popped a paper into his hand.      --Milton.

   2. To cause to pop; to cause to burst open by heat, as grains
      of Indian corn; as, to pop corn or chestnuts.

   {To pop off}, to thrust away, or put off promptly; as, to pop
      one off with a denial. --Locke.

   {To pop the question}, to make an offer of marriage to a
      lady. [Colloq.] --Dickens.

Pop \Pop\, n. [Of imitative origin. Cf. {Poop}.]
   1. A small, sharp, quick explosive sound or report; as, to go
      off with a pop. --Addison.

   2. An unintoxicating beverage which expels the cork with a
      pop from the bottle containing it; as, ginger pop; lemon
      pop, etc. --Hood.

   3. (Zo["o]l.) The European redwing. [Prov. Eng.]

   {Pop corn}.
      (a) Corn, or maize, of peculiar excellence for popping;
          especially, a kind the grains of which are small and
          compact.
      (b) Popped corn; which has been popped.

Pop \Pop\, adv.
   Like a pop; suddenly; unexpectedly. ``Pop goes his plate.''
   --Beau. & Fl.

Pop \Pop\, v. i. [imp. & p. p. {Popped}; p. pr. & vb. n.
   {Popping}.]
   1. To make a pop, or sharp, quick sound; as, the muskets
      popped away on all sides.

   2. To enter, or issue forth, with a quick, sudden movement;
      to move from place to place suddenly; to dart; -- with in,
      out, upon, off, etc.

            He that killed my king . . . Popp'd in between the
            election and my hopes.                --Shak.

            A trick of popping up and down every moment.
                                                  --Swift.

   3. To burst open with a pop, when heated over a fire; as,
      this corn pops well.

Source : WordNet®

pop
     adj : (of music or art) new and of general appeal (especially
           among young people) [syn: {popular}]
     [also: {popping}, {popped}]

pop
     n 1: an informal term for a father; probably derived from baby
          talk [syn: {dad}, {dada}, {daddy}, {pa}, {papa}, {pappa},
           {pater}]
     2: a sweet drink containing carbonated water and flavoring; "in
        New England they call sodas tonics" [syn: {soda}, {soda
        pop}, {soda water}, {tonic}]
     3: a sharp explosive sound as from a gunshot or drawing a cork
        [syn: {popping}]
     4: music of general appeal to teenagers; a bland watered-down
        version of rock'n'roll with more rhythm and harmony and an
        emphasis on romantic love [syn: {pop music}]
     [also: {popping}, {popped}]

pop
     adv : like a pop or with a pop; "everything went pop"
     [also: {popping}, {popped}]

pop
     v 1: bulge outward; "His eyes popped" [syn: {protrude}, {pop out},
           {bulge}, {bulge out}, {bug out}, {come out}]
     2: hit a pop-fly; "He popped out to shortstop"
     3: make a sharp explosive noise; "The cork of the champagne
        bottle popped"
     4: fire a weapon with a loud explosive noise; "The soldiers
        were popping"
     5: cause to make a sharp explosive sound; "He popped the
        champagne bottle"
     6: appear suddenly or unexpectedly; "The farm popped into view
        as we turned the corner"; "He suddenly popped up out of
        nowhere" [syn: {crop up}, {pop up}]
     7: put or thrust suddenly and forcefully; "pop the pizza into
        the microwave oven"; "He popped the petit-four into his
        mouth"
     8: release suddenly; "pop the clutch"
     9: hit or strike; "He popped me on the head"
     10: drink down entirely; "He downed three martinis before
         dinner"; "She killed a bottle of brandy that night";
         "They popped a few beer after work" [syn: {toss off}, {bolt
         down}, {belt down}, {pour down}, {down}, {drink down}, {kill}]
     11: take drugs, especially orally; "The man charged with murder
         popped a valium to calm his nerves"
     12: cause to burst with a lound, explosive sound; "The child
         popped the balloon"
     13: burst open with a sharp, explosive sound; "The balloon
         popped"; "This popcorn pops quickly in the microwave
         oven"
     [also: {popping}, {popped}]

Source : Free On-Line Dictionary of Computing

POP
     
        1.  A family of programming languages, {POP-1},
        {POP-2}, {POP-10}, {Pop-11}, {POP++}, {POP-9X}, {POPLOG}.
     
        2. {Post Office Protocol}.
     
        See also {pop}, {PoP}.
     
        [{Jargon File}]
     
        (1996-02-18)

PoP
     
         {Point Of Presence}.
     
        [{Jargon File}]
     
        (1996-02-18)

pop
     
         To remove something from the top of a {stack}.
     
        Opposite of {push}.
     
        Not to be confuse with {POP} or {PoP}.
     
        [{Jargon File}]
     
        (1996-02-18)

POP++
     
        An object-oriented extension of {POPLOG}.  Available from
        Integral Solutions.
     
        [{Jargon File}]