tree hugger noun
: someone who is regarded as foolish or annoying because of being too concerned about protecting trees, animals, and other parts of the natural world from pollution and other threats
sometimes disparaging : environmentalist 2; especially : an advocate for the preservation of woodlands
First Known Use of TREE HUGGER
Seen & Heard
What made you want to look up tree hugger? Please tell us where you read or heard it (including the quote, if possible).