Definition
Of a river, to experience a strong current and be full and close to overflowing.
To become very angry or emotional about something.
How People Actually Use It
Waste of our tax money and everyone except for a few people are faggots. If you ask anyone at the office a question you will get a different answer from each person, I tried the school and had such a hard time with forms and the system that I went to private school until I could get into godwin. Go to Godwin instead, people aren't douchebags there.
"Guy 1: Go deep run high school Wildcats!!! Guy 2: Go hump zach efron."
Source: Urban Dictionary