You are welcome to answer questions posted in the Ask a Teacher forum as long as your suggestions, help, and advice reflect a good understanding of the English language. If you are not a teacher, you will need to state that clearly at the top of your post. Please note, all posts are moderated by our in-house language experts, so make sure your suggestions, help, and advice house the kind of information an international language teacher would offer. If not, and your posts do not contribute to the topic in a positive way, they will be subject to deletion.
You would tend to use this expression to describe something you did just for the sake of doing it-for no particular reason.
"Just for the hell of it, why don't we all jump in the lake."
"Why do you drive so quickly?"
"I don't know really-just for the hell of it, I suppose."
It's a kind of justification for something you do without having any special or clear reason for doing it.
For the hell of it 
Linear Mode
