To engage in marital relations with your significant other while moving up and down in a smooth, fluid motion as if riding the merry-go-round at a local theme park or carnival. Usually performed by red-headed men over 50 with crooked clam hammers.
Rawd: Wow, Emil. What's with the big smile??
Emil: Guess!!!!
Rawd: Ummmm..you discovered a cure for E-BOAL-EYE??