basically means: calm the f* down; especially when you're in a situation that is basically unnecessary
sam: i can't go anywhere without my magazine ! i have to have my magazine ! if i dont have my magazine im not gonna be able to read it !
daisy: chill your horse ! we're coming back in 10 mins !
daisy: chill your horse ! we're coming back in 10 mins !
by dng1013 February 6, 2010

by alarnicerxcerceres September 18, 2017

by KungFoolio March 31, 2004

by tylersexypants January 18, 2012

Wait up. Don't get started yet. From the days of horse and buggy; hold the horses so they don't run off before you're ready.
by PecTheTech March 30, 2004

The phrase "fuck your horse" is used when someone tramples over you by a indestructable horse in battlefield 1.
by Tippmax August 1, 2017

by slowest March 29, 2004
