A synonym for a girl's period. When Paul Bunyan comes to visit, he will swing his big ax and re-open a female's ax wound, releasing blood and causing ill-temperment.
When someone says this to you, it means they either have a total crush on you, because you are so hot, or that they need to talk about something important, such as, oh I don't know, breakup, children, marriage, eating healthy, you name it!
Boyfriend:'Hey babe, just came to say hello.'
Girlfriend:*DUN DUN DUUUNNNN*
Boyfriend:'What's wrong, hon?'
Girlfriend:'Nothing, honey.' *OH MY GOD, IS HE TALKING ABOUT MARRIAGE OR BREAKUP?! OR BOTH? OH YES, PROBABLY BOTH.*
Rather than alluding to a physical altercation, this much-more-benign past event was merely where a dude ejaculated from being sucked off.
I really liked da hot chick who attended da neighborhood barbecue, and so I asked her if she'd give me some head. She agreed, but since she'd arrived with another fellow, I avoided any potential unpleasantness by asking him if he was okay with dat. He gave his consent, and so da only thing dat "came to blows" was my cock inside said cutie's mouth.