Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

fastness

noun [C] (SAFE PLACE)
 
 
/ˈfɑːst.nəs/ US  /ˈfæst-/ literary

Definition

a safe place, such as a fortress: a mountain fastnessSafe and enclosed spaces
(Definition of fastness noun (SAFE PLACE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Browse related topics

You are looking at an entry to do with Safe & enclosed spaces, but you might be interested in these topics from the Home and living topic area:

More Results for “fastness”

Word of the Day

throw caution to the wind/winds

to do something without worrying about the risk or negative results

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More