Definition from Wiktionary, the free dictionary
- A secure or fortified place; a stronghold, a fortress
- 1919, W. Somerset Maugham, The Moon and Sixpence, ch. 4
- When she came to know writers it was like adventuring upon a stage which till then she had known only from the other side of the footlights. She saw them dramatically, and really seemed herself to live a larger life because she entertained them and visited them in their fastnesses.
- The state of being fast.
- The ability of a dye to withstand fading