A dull crayon is most obviously a crayon which is dull. This word can also be used as an insult because just like nobody likes a dull crayon, nobody likes the person called a dull crayon.
Don't talk to him, Collin is a dull crayon.
© 1999-2015 Urban Dictionary ®
Free Daily Email
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from email@example.com. We'll never spam you.