You've heard the expression, "Put your back into it," meaning to add some muscle to your work or to give it your all.  Here's what it looks like:

Chip, Donny & Roman - RandyBlue

You've heard of a "sinkhole," a natural cavity in the ground.  But a "sink hole" (two words) is what a horny man tries to fuck when he's all alone in a men's room.  Pardon the pun, but we imagine that Jake was well "drained" after this experience.

Jake in the Mensroom - UKNakedMen

If bald men don't like being called "cueball," they should keep their heads off pool tables. (To all my bald friends — Just kidding!)

Snookered - UKNakedMen

Broken and shaken and naked and chained.
—Exhibition, "Extraordinary"

The Human Stain - BoundGods

"Ducky" is British slang for a homosexual man. 

Kurt - UKNakedMen

Kurt - UKNakedMen