…it’s a counter balance!
[pelvic thrust]
Riiight…
While waiting for a ferry recently, there was a young man showing off his “sixpack” abds. I asked hubby if he’d ever sported a sixpack. After he replied “yes” I noted that is was now a pony keg.
Do you have a particularly large ass that requires a counterbalance?
It’s a gas tank for a sex machine?
You’re in your fourth trimester?
I prefer my abs of steel in their natural, molten state?
A wise man puts a roof over things that he cherishes.
I heard it like this : A man who is proud of his tool builds it a shed . An extremely large and well protected shed . 
I am sorry to inform you that it IS a gut. I should know, I have one of my own.
Ist gut, ya?
pardon my German
I’m just hanging out with my pregnant wife.