As a byproduct of probably being too stoned. Your buddies call you shot for either saying something dumb or if you are late or forget to go to an event. Additionally, if you are not aware of something that is just basic common knowledge your friends should call you out for being shot.
/shot is Internet slang for iliterally being shot by someone. It is most often used jokingly, after saying something stupid, troll-like, or anything else worth being shot over.
I love starting flame wars all over the Internet /shot
Spamming your inbox with countless links is my hobby /shot
I TYPE IN CAPS LOCK JUST TO PISS YOU OFF /SHOT (or) /shot
Needs more desu! /shot