definitions
  • synonyms

fastness

[ fast-nis, fahst- ]
/ ˈfæst nɪs, ˈfɑst- /
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noun

a secure or fortified place; stronghold: a mountain fastness.
the state of being fixed or firm: the fastness of democratic institutions.
the state of being rapid.

RELATED WORDS

haste, speed, rapidity

Nearby words

fastie, fastigiate, fastigium, fasting, fastly, fastness, fastuous, fastuously, fat, fat body, fat camp

Origin of fastness

before 900; Middle English; Old English fæstnes. See fast1, -ness
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for fastness

British Dictionary definitions for fastness

fastness

/ (ˈfɑːstnɪs) /

noun

a stronghold; fortress
the state or quality of being firm or secure
the ability of a dye to remain permanent and not run or fade
archaic swiftness

Word Origin for fastness

Old English fæstnes; see fast 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for fastness

fastness


n.

"a place not easily forced, a stronghold," late Old English fæstnes, from fast (adj.) in its older sense of "firm, fixed in place" + -ness.

Online Etymology Dictionary, © 2010 Douglas Harper