tarnation 

Tarnation is a euphamism for "damnation" or even "eternal damnation" just like darn is a euphamism for damn or as heck is to hell. It is used to show disgust

What in tarnation is going on here!

tarnation by Larry Wenzel January 7, 2007

Tarnation 

1. A synonym for "hell" originating from the Southern U.S.

2. Part of the "wot in tarnation" memes

Farmer: *sees cityslicker on farmers.net*
"Wot in tarnation?!"

Tarnation by What in fucks name March 9, 2017

tarnation 

Often associated with the area of North Carolina when soldiers and settlers would walk through the piedmont region and their feet would become covered in tar. Thus the term "tarnation"

What in tarnation is going on here?!

Where in tarnation is the wheel to my trailer!?

tarnation by Queen Bee May 13, 2003

tarnation 

a common word used in the south to describe great upheaval and disliking or shock.

me: is that a dog?
friend: WHAT IN TARNATION SON THAT IS A CAT

tarnation by icymike January 30, 2017

tarnation 

Often replaced in memes for another word rhyming with it.

tarnation is used in memes

tarnation by SUS BOY February 27, 2017

Tarnation 

the word you use when you wanna cuss but you cant because your being watched instead of "what the fuck" you say "what in tarnation"

"What in tarnation?"

"dude chill we are only in elementary school."

Tarnation by Radek the sheep March 8, 2017

tarnation 

When you completely cover a girls boobies with jizzum, and it is thick and sticky like TAR!

Give me your sweet tarnation!!!

tarnation by michael edelman May 15, 2004