When your fucking a girl and when you feel a fart cooking up you turn her around and stick her face in your ass and fart making it sound like a broken car horn.
Art: "Last night I felt a huge one cooking up so I gave Tonya a broken car horn."
The empathetic response between two or more guys upon observing one being kicked in the balls by an angry female, potentially their girlfriend
Mate 1: *Gets Kicked in the Balls*
Mates 2-4: *Feels Mate 1's pain and curls up in response*
Alternative Spelling: Broken Testicle Synchronization
Ah, yeah. I saw my mateget kicked in the balls one time by his bitchy girlfriend. We had a moment of Broken Testicle Synchronisation, I basically felt his pain.