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!
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!?
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
When you completely cover a girls boobies with jizzum, and it is thick and sticky like TAR!
Give me your sweet tarnation!!!
Another word for hell also see Heck. Mainly used in the southern part of the United States in the late 19th to early to mid 20th centuries.
1. What in tarnations is going on here?
2. What in tarnations are you doing to that cow Billy Bob?
3. Where in tarnations did I put my corncob buttplug?
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?!"