In some diaries I have read there has been tension using certain words or phrases, mostly because one culture is not sure or hasn't heard the meaning in another.
At other times it is a race thing..one racial group has phrases that another won't recognize.
Lastly there are the plain old fun ones which people may not have heard.
I thought it would be fun to try and compile of kossack examples and favorites.
I will start with my own
"Butter my butt and call me a biscuit!" for surprise.
I use pop to mean a carbonated drink.