The Collaborative International Dictionary of English v.0.48:

Ingurgitate \In*gur"gi*tate\, v. t. [L. ingurgitatus, p. p. of
   ingurgitare to pour in; pref. in- in + gurges whirlpool,
   gulf.]
   [1913 Webster]
   1. To swallow, devour, or drink greedily or in large
      quantity; to guzzle. --Cleveland.
      [1913 Webster]

   2. To swallow up, as in a gulf. --Fotherby.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ingurgitate \In*gur"gi*tate\, v. i.
   To guzzle; to swill. --Burton.
   [1913 Webster]

WordNet (r) 3.0 (2006):

ingurgitate
    v 1: overeat or eat immodestly; make a pig of oneself; "She
         stuffed herself at the dinner"; "The kids binged on ice
         cream" [syn: gorge, ingurgitate, overindulge, glut,
         englut, stuff, engorge, overgorge, overeat,
         gormandize, gormandise, gourmandize, binge, pig
         out, satiate, scarf out]