A powerful forceful punch. The word usually used in boxing. When the person swings with full force. Twists his waist and shoulders round before turning back unleasing a mighty blow!
Similar to the Kentucky lawnmower. The Virginia haymaker is were a man is on all fours on shag carpet about to take a strap on to the rectum. When she enters she knocks his hands down so he is face first on the carpet then is fucked across the floor giving him rugburn on his face
When you're having vaginal or anal sex with your partner in the full nelson position, and right before you're gonna bust a nut, deliver a single, powerful thrust that launches them in mid-air and as they're coming back down, proceed to deck them right in the kisser.
My wife and I recently divorced because I decided to treat her to something specialin the bedroom one night, and in the heat of the moment right when I was about to nut, I delivered the Harlem Haymaker hard enough that, not only did she clench like a vice grip, but also went into a 2-year coma.