1. An ignorant or foolish person
   - dumbbell, dummy, dope, boob, pinhead, poon [Austral], divvy [Brit], div [Brit] 
2. Small tropical gannet having a bright bill or bright feet or both

Derived forms: boobies

Type of: gannet, simple, simpleton

Part of: genus Sula, Sula

Encyclopedia: Booby

• single-breasted suit
• single-celled
• single-channel
• single-entry bookkeeping
• single-foot
• single-handed
• single-handedly
• single-humped
• single-lane
• single-leaf
• single-leaf pine
• single-leaf pinyon
• single-member system
• single-minded
• single-mindedly
• single-mindedness
• single-propeller plane
• single-reed instrument
• single-reed woodwind
• single-rotor helicopter
• single-seeded
• single-sex
• single-shelled
• single-spaced
• single-spacing