What is Red River?
1.
A girl at "that" time of the month.
When the red river flows, take the muddy path.
2.
A Girl on her period
You can run the Red River, just don't drink the water!
See
3.
When the red rivers flowin', Take the muddy back roads.
Dude, you don't wanna go there this week. I hear the red river is flowing, You need to go up the muddy back roads.
See
4.
the Red River is wen girl on her period (mostly notisable when the girls dont where a pad/tampon, or are just realy unclean)
wem battling the red river timmy always remember if the river flows red take the dirt track insted
See
5.
When a Female Has Her Period while wearing white pants and forgets to use a tampon and the blood runs down here legs.
Me: Hey dood, Did you see katie?
Him: Yeah man. She was totaly just
Red River all up on 'dem pants
Me:Yeah 'dat shit it fuckin' Nasty.
Him: No shit.