A farmer walked into a drug store and said to the pharmacist,
“I want me one of them thar condoms with pesticides on it.
Where do I find ‘em?”
The pharmacist replied, “Oh sir, you must mean that you want the
condoms with SPERMICIDE, not pesticide. They’re on aisle 4.”

“No, no, I want me them thar condoms with PESTICIDE on it,”
growled the farmer. “Sir,” said the pharmacist, exasperated from
explaining, “PESTICIDE is for killing insects, SPERMICIDE is for
killing sperm. I’m sure that you mean spermicide instead of
pesticide.”

“Listen here,” argued the farmer, “I want condoms with PESTICIDE
on it, my wife’s got a bug up her ass, and I aim to kill it.