1. A game played with young children; you hide your face and suddenly reveal it as you say boo!
   - peekaboo

Derived forms: bopeeps

Type of: child's game

• fallboard
• fallen
• fallen angel
• fallen arch
• faller
• fallibility
• fallible
• fallibly
• falling
• falling off
• falling out
• falling star
• falloff
• Fallopian tube
• Fallopio
• Fallopius
• Fallot
• Fallot's syndrome
• Fallot's tetralogy
• fallout
• fallout shelter
• fallow
• fallow deer
• falls
• Falmouth