A moonbat- An unstable, douchey, granola eating, tree hugging person who likes to smell his/her own’s farts. They have a deep affection for extremist liberal ideologies. They have the innate quality of acting in nonsensical ways. They can also be called lefty liberal Linda’s as well. If a moonbat knocks on your door to ask for food or to sign a proposal against a congressman, do not give in. Moonbats pervade society throughout the northeast and can be found on various beaches in California as well. Moonbats such as Michael Moore have risen to fame through their unfounded political opinions.