1. [n]  a thrusting blow with a knife
2. [v]  poke or thrust abruptly; "he jabbed his finger into her ribs"
3. [v]  stab or pierce
4. [v]  use a knife on; "The victim was knifed to death"

1. \Stab\, v. t. [imp. & p. p. {Stabbed}; p. pr. & vb. n.
   {Stabbing}.] [Cf. OD. staven to fix, fasten, fr. stave,
   staff, a staff, rod; akin to G. stab a staff, stick, E.
   staff; also Gael. stob to stab, as n., a stake, a stub. Cf.
   {Staff}.]
   1. To pierce with a pointed weapon; to wound or kill by the
      thrust of a pointed instrument; as, to stab a man with a
      dagger; also, to thrust; as, to stab a dagger into a
      person.
   2. Fig.: To injure secretly or by malicious falsehood or
      slander; as, to stab a person's reputation.
   

2. \Stab\, v. i.
   1. To give a wound with a pointed weapon; to pierce; to
      thrust with a pointed weapon.
            None shall dare With shortened sword to stab in
            closer war.                           --Dryden.
   2. To wound or pain, as if with a pointed weapon.
            She speaks poniards, and every word stabs. --Shak.
   {To stab at}, to offer or threaten to stab; to thrust a
      pointed weapon at.
   

3. \Stab\, n.
   1. The thrust of a pointed weapon.
   2. A wound with a sharp-pointed weapon; as, to fall by the
      stab an assassin. --Shak.
   3. Fig.: An injury inflicted covertly or suddenly; as, a stab
      given to character.
   

A descendent of BCPL.