[syn: stronghold, fastness]
The Collaborative International Dictionary of English v.0.48:
Fastness \Fast"ness\, n. [AS. f[ae]stnes, fr. f[ae]st fast. See
1. The state of being fast and firm; firmness; fixedness;
All . . . places of fastness [are] laid open. --Sir
2. A fast place; a stronghold; a fortress or fort; a secure
retreat; a castle; as, the enemy retired to their
fastnesses in the mountains.
3. Conciseness of style. [Obs.] --Ascham.
4. The state of being fast or swift.
WordNet (r) 3.0 (2006):
n 1: a rate (usually rapid) at which something happens; "the
project advanced with gratifying speed" [syn: speed,
2: the quality of being fixed in place as by some firm
attachment [syn: fastness, fixedness, fixity,
fixture, secureness] [ant: looseness]
3: a strongly fortified defensive structure [syn: stronghold,