Florida , New York people use this meaning big or very.
"you dumb stupid"
"aye bruh she dumb cute"
The person reading this.
you probably also looked up Pineapple you dumb fuck.
don't fucking look up pineapple you dumb fuck
just look in the mirror 👀
ehy did you searched that on urban dictionary?! you’re so dumb
Being mental in the head
That boy is very dumb because he is a jaguars fan