Real Genius (1985)

One character is told to "stop playing with yourself"

One character asks another if he can hammer a spike into a board with his penis

Example dialogue: "So, if there's anything I can do for you, or, more to the point, to you, you just let me know." -Chris "Can you hammer a six-inch spike through a board with your penis?" -Susan "Not right now." -Chris "A girl's gotta have her standards." -Susan

A man says that he has a "penis-stretcher."

A man says that he wants to prove that he's not "all brains and no penis."

A man says that another man is an example of "sexual depression."

A girl walks in on a boy when he is urinating; nothing is seen.

Boy finds woman in his room who wants to have sex with him, but he refuses.

A man sees a woman in a scantily clad bikini and when she's about to eat a hamburger he goes up and tells her that if she eats it she's going to get "very large breasts"