When someone lies and you can tell so you call them out.
Person 1: Yo check it out I just won the lottery.
Person 2: Shut your gutter-horse you incompetent fool.
Don't screw a gift horse in the mouth is akin to the time honored phrase "don't look a gift horse in the mouth" which basically means don't be critical of gifts or people might not want to give you things in future.
This promotion is right up your ally Smith, now lets not screw a gift horse in the mouth!
When a person has cowgirl sex with one girl while another girl rides his face.
Melody and Trinity tandem war horsed me last night.
you call that idiot a dingle horse as he cannot do anything that the person has asked to do
i can't lie, ur gyal is a dingle-horse
An elevated form of dickhead, meant to mean a stubborn and unreasonable asshole, idiot, or douchebag.
Stop being such a dick horse, Liam!
Bro give a horse to her .So she knows how much she means to u
april 26 is international horse day
Omg it’s April 26! It’s international Horse day!!