Definitions
Century Dictionary and Cyclopedia
- n. Same as thunder, 5.
Wiktionary
- interj. An exclamation of surprise, agitation or petulance.
Examples
“Some word which sounded very much like "thunderation" escaped his lips, but he said no more, for he saw in the sleeping woman's face a look he never mistook.”
““And just how in thunderation do you reckon that, when you never even set eyes on her face?” demanded Crockett.”
“Would you care to explain what in thunderation is going on?”
“What in thunderation you doin 'now, son?" he asked Tom.”
Tom Swift Jr And His Atomic Earth Blaster
“How in thunderation did you all ever get in there?”
The Boy Ranchers on Roaring River or Diamond X and the Chinese Smugglers
“How in thunderation had it come into Cranston's hands?”
“What in thunderation started _you_ last night?" said my father at breakfast.”
“For thunderation sakes, Olive, let up!" he commanded.”
“Of course, I knew lots of moneyed chaps at Yale; but thunderation, I'd have to want public office a good deal harder than I do to go round cap in hand!”
“Who in thunderation are you, anyway?" demanded Cap'n Sproul, propping himself on the table and leaning forward belligerently.”
The Skipper and the Skipped Being the Shore Log of Cap'n Aaron Sproul
Lists
These user-created lists contain the word ‘thunderation’.
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•Public List: Delightful Ejaculations
All those awesome phrases you hear that you want to say every chance you get. Thanks to adoarns for the inspiration (on the vitamin h page).
just tits, jumping jesus on ..., sweet mother of p..., great day in the ..., ye gods and littl..., leaping lizards, holy cats, hot damn, good gosh miss agnes, mother dog, good night, hoover dam! and 102 more...
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one word exclamations
keep it rated G please, thanks!
( randomness )zoiks, sheesh, gosh, shucks, jeez, woot, heck, thunderation, oops, gadzooks, what, hey and 49 more...

mollusque Perfect, yarb! Nov 22, 2007
yarb A similar one: buggeration. Nov 22, 2007
oroboros Jumpin' Jehoshaphat! Nov 20, 2007
mollusque Is there any other interjection that has all the vowels? Nov 4, 2007