running farts 

Where you have to fart while you are running. When you fart, you can't stop farting.

This is also caused when you have to fart and attempt to hold it in and then you start running.

That was the worst 100 meter sprint I had to do, I had the running farts the whole way.

running farts by Ewout Rook March 13, 2009

running farts 

its wen you are running and at every step you are taking you are farting

ahhh wats that smell.
its that bitch that passed by he was running farts

running farts by IloveFacebook123 February 19, 2011