1. A large iris with purple or white flowers, native to central and southern Europe
   - German iris

Type of: bearded iris

Encyclopedia: Iris germanica

• on camera
• on cloud nine
• on demand
• on earth
• on edge
• on end
• on faith
• on fire
• on guard
• on hand
• on hold
• on ice
• on it
• on occasion
• on one hand
• on one's guard
• on paper
• on purpose
• on request
• on tap
• on tenterhooks
• on that
• on that point
• on the average
• on the ball