whammo

[ hwam-oh, wam-oh ]

interjection

1. (used to indicate the sound of a blow, collision, falling object, etc.)

noun

1. immense energy; vigor:

   a movie with plenty of whammo to please the kids.

adjective

1. characterized by such a strong effect:

   a show with a whammo ending.

adverb

1. wham ( def 5 ).

Word History and Origins

Origin of whammo¹

First recorded in 1930–35; wham + -o

Example Sentences

So how about organizing another team, one that hasn't got quite so much whammo?

From Project Gutenberg