Testicles; it is a reference to having big balls as in being brave or macho enough to take on a challenge. Testicles (cojones); it is a reference to having big balls as in being brave or macho enough to take on a challenge.
"Cagones" is a Spanish slang term that is typically used in a derogatory way to refer to someone who is considered cowardly or gutless. It is often used in a teasing or insulting manner to criticize someone's lack of courage or bravery in a particular situation.