said of small children who are engaged in a non-dangerous activity (and are not misbehaving morally or otherwise) that is considered silly by adults.
a boy comes home, takes his pet hamster out out of its cage, and brings him out into the backyard, and puts said hamster on the grass in the yard. the hampster starts running away.
The boy's mother starts yelling : Peter you silly-having troglodithe, bring Jerkins ( the hamster) back in immediately. I need to feed him. Besides, looking for your lost pet hamster in the dead of night is a silly activity.
Commongame for young males, "silly swords" involves using two (or more) competing streams of urine as if they were swords in a sword fight. Unlike a pissfight or pissing contest, urinating on the competition is never allowed. The urine stream is only used against the other person's stream, just like a sword fight.
Girl 1: Hey, I'll trade your purple and pink flower for a red mickey mouse!
Girl 2: No way man, I just traded my purple dinosaur for this!
Girl 3: You guys are such silly band hoes.
Guy 1: Dude, this girl practically tackled me for the silly band I'm wearing for my girl.
Guy 2: Wow, what a silly band ho.
A silly stud is badass that dominates in awesome style and are enjoyable to be around. People who are silly studs are really cool and have many admirers. Most importantly, silly studs give it all they got when it matters the most.
Derek totally beating up those gangsters with ease and poise. How does he do it?!? He is such a silly stud.