Definitions by Mild Mayhem

Creevil 

Crazy Evil!
Having to do with a person whose actions imply insanity and deviant/devilish harm

My boss is creevil. He starts ranting about random things before noon, screams personal insults at us in front of co-workers and makes a point of firing people during the Holidays.

Creevil by Mild Mayhem February 5, 2020