Meaning of fastness in English

1. Pronunciation

   /ˈfæs(t)nəs/

   US accent

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   UK accent

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1. Noun

   fastness

   Etymology

   Old English fæstnes(see fast, -ness)

   Definitions

   1. a rate (usually rapid) at which something happens

   Examples

   • « the project advanced with gratifying speed »

   Derived terms

   • accelerate
   • belt along
   • bucket along
   • cannonball along
   • hasten
   • hie
   • hotfoot
   • hurry
   • pelt along
   • quicken
   • race
   • rush
   • rush along
   • speed
   • speed up
   • travel rapidly
   • zip
2. 2. the quality of being fixed in place

   Derived terms

   • fasten
   • fix
   • secure
3. 3. a strongly fortified defensive structure

Browse dictionary

• fastnacht
• fasting
• fastigiate
• fastidiousness
• fastness
• fast asleep(p)
• fast break
• fast buck
• fast day