when you have sex... moron. its also a tool for a drill used to put things together DUH
i screwed my wife. i screwed a board to a wall
v. to fuck
joe: dude i totally screw natalie last night
josh: no way dude was it good
When you decide you want sex with someone, and you want to put it in
I want to screw you so hard tonight
Something you should do to your lady friend.
I screw people through night and day.