Someone(usually a female) who does something petty and irrational, for little to no reason at all.
“Why she feel like she gotta go back and tell everything?! UGH! She’s a silly bitch!”
Someone who is easily angered, they can be male or female.
Someone who can take a dick but they cant take a joke.
A buzzkill. (Buzzkillington)
“Silly bitch, its not a dick don't take it so hard!”