Sexual intercourse, distinguished by rough and forceful thrusts from the male/phallus counterpart, who is also taking the dominant and lead role. The act is in no way malicious.
Betsy told her man, Nick, "Please, I really need you to fuck the daylights out of me. This is what I really need". Nick replied, "Lover, I give you my word, I will powerfuck you for as long as I can".
"Wow Amy you're absolutely glowing and walking bowlegged, is this new guy the one?"
"He's more like a powerfling, were gonna fuck each other's brains out for a few months and then move on."