ambulothanatophobia 

The irrational fear of the walking dead. ("ambulo" from the Latin "to walk" and “thanato” from the Greek for death/dead).

"Jerry suffered from a crippling ambulothanatophobia after watching Dawn of the Dead."

ambulothanatophobia by F_D April 9, 2009

ambulothanatophobia 

irrational fear of the walking dead

Johnny: Dude, you suffer from ambulothanatophobia.
Me: What's that?
Johnny: You're afraid of zombies.
Me: No I'm not. I'm terrified.
Johnny: Exactly

ambulothanatophobia by mikeyb18 November 1, 2007