satan, the devil, lucifer, 666, hades, todd howard, whatever you wanna call him.
compare: the man upstairs
me: The end of the world? But you're God! Can't you just undo it?
god: As much as I would love that, my child, the man downstairs wouldn't like it.
A euphemism for jacking off. The man downstairs is referring to an individuals genitalia. By showing him who’s boss, you are beating him, aka beating off, aka jacking off.
Man, work has sucked today. I think I’m just gonna go home and end up showing the man downstairs who’s boss.