Pool Cleaner
When your chick is laying on her side and you spread them cheeks from the rear exposing her vagina & butthole. You then proceed to eat her out as you slide your mouth back over her butthole without losing suction. Repeat these steps in a back and forth motion applying more suction and tongue play as you reach each destination. Therefor, in fact, using a pool cleaner affect on her privates for maximum pleasure.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

Euphemism for a man who acts in erotic films - a male porn star.

From the common set-up for cheap porn flicks where a guy knocks on the door of a house, which is answered by a woman (often supposed to be an attention-starved housewife), upon which he says, "I'm here to clean your pool."

One who removes cum from a lint filled belly button.