1) Bad egg 2) Cur 3) Ogre 4) Sadist 5) Stinker 1) Bad guy 2) Bad person 3) Blue Beatles baddie 4) Blue Yellow Submarine villain 5) Brand name snack food 6) Bully 7) Bully, to a child 8) Bullying type 9) Cruel dude 10) Cruel individual 11) Cruel one 12) Cruel sort 13) Hardly a gentleman 14) Hiss recipient 15) Malicious person 16) Malicious sort 17) Meany 
[n] - a person of mean disposition
meany noun a person of mean disposition