In Brooklyn, and definitely other places most likely, dumb used in a certain way can mean very or in excess of something.
"Yo Slatt you heard that new Yeat song?" "Hell yeah gang that shit was dumb fire."
-stupid, unintelligent
-very, similar to northern use of “wicked” (e.g. dumb thicc, dumb loud)
David sold a bag to an undercover, he’s so dumb.
This bud is dumb loud
The person who looks up dumb is in fact looking dumb but is also looking it up to check if they fit the definition
Lila: I’m going to cheat off of nick!
Jack: no please don’t
Lila: why not?
Jack: he is so dumb! I cheated off of him as well and I got a 30!
Example 2:
Bailey: what’s 15x2
Jack: 500
Bailey: omg are u dumb??
Stupid people who do not requite romantic feelings for amazing/awesome/incredible people
He is dumb.
someone who is dumb enough to search up what it means.
You were so dumb.You needed to dearch up what it mens