What is Zildo?
1.
A Zombie Dildo
Someone get this zildo out of my mouth!
See
2.
Zildo: A dual insult for a person who is acting like a Dildo and is already a zilch, or perhaps if the person is normal and does something so pathetic that he/she should be immidiatly called a Zildo. The combination of a Zilch and a Dildo.
"Hey Bruno, you are a real Zildo for lighting that Dogs tail on fire"!