1. Not easily perturbed or excited or upset; marked by extreme calm and composure
   "unflappable in a crisis"
   - imperturbable

See also: composed

Encyclopedia: Unflappable

• variable resistor
• variable star
• variable-pitch propeller
• variableness
• variably
• variance
• variant
• variate
• variation
• varicella
• varicella zoster virus
• varicelliform
• cycad
• cycad family
• Cycadaceae
• Cycadales
• Cycadofilicales
• Cycadophyta
• Cycadophytina
• Cycadopsida
• Cycas
• Cycas circinalis
• Cycas revoluta
• Cyclades
• Cycladic civilisation