Someone who is not easily hurt or offended
opposite To snowflake
Say what you like to that person he’s a brick wall
At least 5% smarter than corrugated cardboard!
"You are as dumb as a brick wall!"
"Oh yeah? Well you are only 5% smarter than corrugated cardboard!"
"-And as you know a brick wall is at least 5% smarter than corrugated cardboard, so therefore i am smarter than you! Ha!"
Decide one's mind to complete or achieve something
"He has to throw over the brick wall to prove his ability."