look up any word, like blumpkin:
 
1.
TO BE SLY, DISHONEST, DEVIOUS IN A COWARDLY NASTY FASHION. USUALLY WITH THE INTENTION TO EITHER PHYSICALLY HARM, SWINDLE, SHORT CHANGE, OR VICTIMIZE AN INDIVIDUAL OR BUSINESS ORGANIZATION.
HEY JACK, THIS LAWYER I HIRED IS SKULL CREEP!
by JOEY JAW BREAKER S February 08, 2010