Source : Webster's Revised Unabridged Dictionary (1913)

Splurge \Splurge\, n.
   A blustering demonstration, or great effort; a great display.
   [Slang, U.S.] --Bartlett.

Splurge \Splurge\, v. i.
   To make a great display in any way, especially in oratory.
   [Slang, U.S.]

Source : WordNet®

splurge
     n 1: an ostentatious display (of effort or extravagance etc.)
     2: any act of immoderate indulgence; "an orgy of shopping"; "an
        emotional binge"; "a splurge of spending" [syn: {orgy}, {binge}]
     v 1: indulge oneself; "I splurged on a new TV" [syn: {fling}]
     2: be showy or ostentatious