The Collaborative International Dictionary of English v.0.48:

Spue \Spue\ (sp[=u]), v. t. & i.
   See Spew.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Spew \Spew\, v. t. [imp. & p. p. Spewed; p. pr. & vb. n.
   Spewing.] [OE. spewen, speowen, AS. sp[imac]wan;n to D.
   spuwen to spit. OS & OHG. sp[imac]wan, G. speien, Icel. sp?ja
   to spew, Sw. spy, Dan. spye, Goth. spiewan, th. spjauti, L.
   spuere to split, Gr. ???, Skr. shtiv, shth[imac]v. Cf.
   Pyke, Spit.] [Written also spue.]
   1. To eject from the stomach; to vomit.
      [1913 Webster]

   2. To cast forth with abhorrence or disgust; to eject.
      [1913 Webster]

            Because thou art lukewarm, and neither hot nor cold,
            I will spew thee out of my mouth.     --Rev. ii. 16.
      [1913 Webster]

WordNet (r) 3.0 (2006):

spue
    v 1: expel or eject (saliva or phlegm or sputum) from the mouth;
         "The father of the victim spat at the alleged murderer"
         [syn: spit, ptyalize, ptyalise, spew, spue]
    2: eject the contents of the stomach through the mouth; "After
       drinking too much, the students vomited"; "He purged
       continuously"; "The patient regurgitated the food we gave him
       last night" [syn: vomit, vomit up, purge, cast,
       sick, cat, be sick, disgorge, regorge, retch,
       puke, barf, spew, spue, chuck, upchuck, honk,
       regurgitate, throw up] [ant: keep down]