Someone with a tense, serious, and negative demeanor and outlook.
It would have been so much fun if you hadn't been acting like such an antihippie.
by sunbelly March 18, 2010
(Noun) One who believes in the idea that you must hate everyone around you, instead of loving them.
Religious Extremist willing to sacrifice social, morale, and social obligations at an adult age to become "Anti-Hippie" in order to vent their frustrations to strangers.
by BAUS March 31, 2012