A silly Billy is someone who is either very silly or is acting like a willy, can/or be combined with words such as vanilly, lil etc. to further validate if someone is being a silly willy vanilly Billy
Omg Chris you are such a silly Billy. You are the absolute definition of a silly Billy
Someone who does something silly, like a puppy, who has no experience or thought into what he or she is doing.
Man, you are such a silly puppy... Didn't you know that a quarterback is not a refund?
Bob: “yo jim who’s the silly king?”
Jim: “Jeff is the silly king”
Bob: “cool beans”
Another street name for hallucinogenic mushrooms (Shrooms).
Juuler #1: damnnnn brahhh I saw manbearpig in my trip dooood!
Juuler #2: yea man it’s this silly putty, it’s wack asf.
NOAH! IVE BEEN TRYING TO TELL U IT MEANS IM NOT MENTALLY WELL :)
N: "NO, you need to stay safe."
S: "No, im silly"
a really big ass that's just to distracting to look away from
Damn did you see that silly big that passed by? That ass was banging!