All he did was whomp everybody for $7,500 in San Francisco's Lucky International.
From the time.com
If they threw a whomp-whomp or an airhorn in there, it wouldn't be surprising.
From the guardian.co.uk
Feeling is what you lose in your thumb for a few days after you whomp it with a hammer.
From the denverpost.com
The whomp-whomp-whomp of a helicopter echoed faintly across the crater, growing stronger by the second.
From the thenewstribune.com
They actively whomp each other with makeshift weapons, carefully padded and cushioned to minimize injuries.
From the sacbee.com
I see its surprise as I whomp it over the head.
From the dispatch.com
I heard the whomp of an engine and looked up.
From the ocregister.com
Like Stubbs, she had a big whomp of a voice and got to work with some of the best producers and writers in the business.
From the nytimes.com
Human beings seem to require a large-scale disaster, a whomp upside the head, to remind us of this simple fact.
From the newsobserver.com
More examples
Cuff: hit with the hand
Beat overwhelmingly
Hit extremely hard
(Whomping) Water chomping, when a Petit jumps into the wading pool and bites at the water.
(Whomps) are large, stone enemies that resemble stone rectangles with faces, hands and arms, and feet (without legs). They are the minions of Bowser and the Whomp King. They debuted in the game Super Mario 64. Whomps are related to Thwomps, enemies that are also made out of stone.
From Recess_(TV_series) the animated series; same usage as "suck"