The Collaborative International Dictionary of English v.0.48:

Regorge \Re*gorge"\ (r?*g?rj"), v. t. [F. regorder; re- + gorger
   to gorge. Cf. Regurgitate.]
   1. To vomit up; to eject from the stomach; to throw back.
      --Hayward.
      [1913 Webster]

   2. To swallow again; to swallow back.
      [1913 Webster]

            Tides at highest mark regorge the flood. --Dryden.
      [1913 Webster]

WordNet (r) 3.0 (2006):

regorge
    v 1: 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]