ecofreak

American  

[ek-oh-freek, ee-koh-] / ˈɛk oʊˌfrik, ˈi koʊ- /

noun

Slang: Often Disparaging.

1. a zealous or overly zealous environmentalist or preservationist.

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Sensitive Note

This term is often used with disparaging intent, as shown in contexts where the person is being described as too extreme, hypocritical, impractical, etc.

Etymology

Origin of ecofreak

First recorded in 1965–70; eco- + freak ¹