Greenie (bird), an Australian lorikeet
Greenie (drug), a psychostimulant drug of the phenethylamine class
Greenie (occupation), one who broadly supports the goals of the environmental movement
Greenie (occupation), a member of the Royal Australian Navy, who is an Electronics Technician
Greenie Bus, the shuttle buses that operate in the University Circle area of Cleveland, Ohio
"The Greenies", an episode of the TV series The Goodies
La Salle Greenies, the varsity team representing La Salle Green Hills