What is Gosh Darnit?
1.
The nice way of saying goddamnit. More commonly used among old people.
Well, gosh darnit... my teeth fell out.
See
2.
A phrase that can be used sarcastically to indicate disappointment that one likely does not feel at the moment.
A: Bad news, our trip to space camp has been cancelled.
B: (sarcastically) Gosh darnit, I was looking forward to it too.
See
3.
PG version of what one might say when one realizes one has been the victim of a hiccup of modern technology. Words usually accompany an overwhelming feeling of frustration - not always at the technology in question, but with oneself for not taking the simple f*@#ing precaution of ctrl c'ing well thought out text lest it be lost to mishap.
Person 1: Gosh Darnit!!
Person 2: What's up?
Person 1: I submitted a definition to "Urban Dictionary" yesterday, but somehow it was lost in the process.
Person 2: So why don't you re-submit?
Person 1: I don't have the text. F*@K!