Top definition
A metric zombie is the byproduct of an American citizen converting to the metric system.

An American learning the metric system.
Dude! Everyone at the mall is acting wierd!
I know. Theyre metric zombies, that damn European store is infecting everyone

Tommy hasn't been the same since his trip to Japan.
I think he's a metric zombie.
by JT_america October 07, 2009
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