TRIVIA: Sheldon began using the term “bazinga” as a follow-up to jokes, pranks, and chuckle-filled “gotcha” situations just before the third season started. There has been an interest in discovering the source for Sheldon’s prankish term has started to swell and a variety of theories have bubbled up alongside. One theory that holds the attention of some word-searching geeks is that “bazinga” is a direct or derived Klingon term. Unfortunately, the word has no relation or origin in the guttural tongue of Star Trek’s Klingon.
QUESTION: What is the origin of Sheldon’s “bazinga!”?
ANSWER: As it turns out, Sheldon IS the origin of the word.