Running Dog 

1. A close friend (not necessarily a best friend) who is usually willing to hang out and do activities
2. Someone who lives in close proximity and will usually tag along to run errands or hang out
3. Someone down for the cause

Person 1: Did you go to the concert with your girl?
Person 2: Naw man....I ended up going to the game with my running dog yesterday.

Running Dog by AC - The Game October 30, 2011

Running Dog 

The same as doggy style but with each thrust you run from a distance and enters the vagina with each thrust.

‘Did you here about Ben doing Running dog last night?’

‘No way, he didn’t tell me that!’

Running Dog by cxsi3 October 29, 2021

sick running dog 

Random person think themselves all-powerful but just typing nonsense on Facebook every day.

CY Leung is a sick running dog!

sick running dog by ChaiYan October 3, 2019

runnin' the dog

Banging a chick doggie-style while standing upright and pulling her hair like a dog on a leash.
Bill: "Did you get any last night"?

Ted: "Yeah, I was runnin' the dog all night long!"
Source: wddamf, New Orleans

runnin' the dog by wddamf June 27, 2007

runnin' the dog

Banging a chick doggie-style while standing upright and pulling her hair like a dog on a leash.

Bill: "Did you get any last night"?
Ted: "Yeah, I was runnin' the dog all night long!"

runnin' the dog by wddamf December 9, 2008

dogs running through fields 

Adj. Totally awseome. Great. Amazing.
Taken from scenes of dogs running through fields in movies, inspiring feelings of awseome, and "hell yeah".

Adam - "Did you see that dude bust that backflip?"
Bob- "Yea man, that was some dogs running through fields shit"

dogs running through fields by Toby - Courtesy Kevin Rose October 28, 2006

running with the big dogs 

A phrase used to describe one whose penis size is of adequate girth and length such that it is not frowned upon by fellow men.

Robert: My sex life is nonexistent.
Forman: Why is that?
Robert: I've got a 2-incher. I'm not exactly running with the big dogs.

running with the big dogs by opalsnake April 21, 2010