(n). done on the eve of housing day by the bat-shit crazy freshmen of harvard; requires taking shots at the 12 houses the sorting hat may put blocking groups in. fires: optional. purpose: GETTING FUCKED UP
Jody: "heyy do you guys want to do river run and take the most shots at the houses we want to live in more for the next 3 years?"
by Gary Larry March 25, 2011

When someone begins texting you, and it then turns into sexting, but only on one end. It's unprovoked and you're left wondering what happened. The conversation usually ends after the sexter is "satisfied."
Girl 1: "Yeah, we were just talking and then he sent me a pic of his dick."
Girl 2: "Sounds like you're the victim of a sext and run."
Girl 1: "I feel dirty."
Girl 2: "Sounds like you're the victim of a sext and run."
Girl 1: "I feel dirty."
by meggg. September 3, 2010

by Chrory November 23, 2007

by cosmic Pope September 18, 2020

by bredacheda September 8, 2010

Taking a car, bus or walk to the nearest Chipotle restaurant so that you can chill with your friends while eating, one of the greatest creations of all time, a Chipotle steak burrito.
You: Hey do you wanna do a quick chipotle run im starving!
Friend: Of course i do chipotle has the best burritos in human history!
Friend: Of course i do chipotle has the best burritos in human history!
by sprightlylemon October 22, 2010

A type of playground antic where a student hurls a container of nasty liquid or semi-liquid foddstuffs into a large crowd of people, then flees the scene.
Johnny didn't understand the concept of Whip and Run, thus he chucked a brick at a pregnant woman giving her a spontaneous abortion.
by Dick McFeely February 24, 2005
