When you absolutely out of your mind drunk, and you start doing silly things, such as roly polys and copious amounts of bag.
Often, when you are at the brink of "Silly Mode" you will shout it out, and encourage others to get silly with you.
Friend 1: "I'm going to have a few beers tonight, would you like to join?"
Friend 2: "Hell yeah. It's Friday. Let's go Silly Mode!!!!"
some one who acts really stupid
Pete got the shit kicked out of him cause he was acting silly boogers again.
An extremely stupid retard who is a sinner even Satan can’t get behind. Someone who commits warcrimes just because they can. A war criminal. Stay the FUCK away from these people
Dick: Your such a silly sausage, Jack
Jack: *types in nuclear launch codes* Where did you say your house was again, Dick?
A worthless, plastic goose figurine that is bullied and threatened when brought up in a conversation.
Thiccc Girl: “I love Stephan the Silly Goose. He is worth great sentimental value.”
Flat Loser: “If you bring up that goose again, he’s being launched on the roof, never to be seen again.”
Something a guy says when he really likes you , and thinks your so hot .
Nathan* “awwww lily is such a silly rascal”
Josh* “ what bro that’s my sister”
Lily* “Awww thanks Nathan”
When you're trying to tell a friend that flying phobia is bullshit
You afraid that thang gonna crash? Man, that's just plane silly