The likeliness of you or someone you know being set on fire for being aggravating, stupid or being simply annoying.
Your flammability probability is going to rise by 30% if you keep plucking my nerves
a phrase used to make fun of ap statistics. it started out as a misunderstanding and turned into a phenomenon.
"did he just say 'silly probability'?"
"idk, i wasn't paying attention"
"haha, silly probability"