bazinga

1. Exclamation indicating a successful trick or prank.

   Once again, you’ve fallen for one of my classic pranks. Bazinga!

   2009 May 11, “The Monopolar Expedition”, in The Big Bang Theory, season 2, episode 23, spoken by Sheldon Cooper (Jim Parsons), via CBS

   Synonyms: gotcha

2. Exclamation indicating a successful outcome or sudden realization.

   I have never gotten anything less than an A- when poster board is involved. So — bazinga! I'd make a poster of the life and times of Markie's family. Guaranteed to melt his parents' hearts.

   2012, Paulsen, Gary, Crush: The Theory, Practice and Destructive Properties of Love, Wendy Lamb Books, →ISBN, page 118

   1 more example

   Go back to the iPod app on your iOS device and click on the “More” tab. There you will see a new heading titled “Shared” which lets you choose between your iOS library or any Shared Libraries you have enabled on your WiFi network. Bazinga!

   2011 March 8, Keller Mike, “How To Enable iTunes Home Sharing in iOS 4.3”, in PCWorld, →ISSN, retrieved 22 Jun 2012

   Synonyms: bingo, eureka, ta-da, voila

3. Exclamation acknowledging a witty remark.

   1 more example

   So, Marc, as you can see, we don't use the word "pot" very often in stories. But you also see that it is used frequently in headlines. The reason is simple and has nothing to do with a lack of respect for medical marijuana users. When it comes to headlines, size matters, and the word "pot" fits in a lot more places than "marijuana." It's really that simple. It would be easy to figure that headline writers just aren't what they used to be, that they've gone to pot, so to speak (bazinga!).

   2012 September 1, “Have you ever tried to fit 'mari-juana' in 1 column?”, in Mail Tribune, →ISSN, retrieved 27 Sep 2012

   Synonyms: zing

plural bazingas

1. informalA thingamabob, a placeholder word for any unknown or nonspecific object.

   Anyone have a good guess as to what the bazinga is that I've crudely circled in this photo?

   2003 March 17, Tim Mullen, “Re: Upcoming Auction”, in rec.antiques.radio+phono (Usenet)