Source : Webster's Revised Unabridged Dictionary (1913)

Regurgitate \Re*gur"gi*tate\ (r?*g?r"j?*t?t), v. t. [LL.
   regurgitare, regurgitatum; L. pref. re- re- + gurges, -itis,
   a gulf. Cf. {Regorge}.]
   To throw or pour back, as from a deep or hollow place; to
   pour or throw back in great quantity.

Regurgitate \Re*gur"gi*tate\, v. i.
   To be thrown or poured back; to rush or surge back.

         The food may regurgitatem the stomach into the
         esophagus and mouth.                     --Quain.

Source : WordNet®

regurgitate
     v 1: pour or rush back; "The blood regurgitates into the heart
          ventricle"
     2: feed through the beak by regurgitating previously swallowed
        food; "many birds feed their young by regurgiating what
        they have swallowed and carried to the nest"
     3: repeat after memorization; "For the exam, you must be able
        to regurgitate the information" [syn: {reproduce}]
     4: 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},
         {throw up}] [ant: {keep down}]