The definition of a bastion is a fortified place, or something or someone that holds firm to an idea or principle.noun
- An example of a bastion is a firing area projecting out of a building which is held by the military.
- An example of a bastion for personal freedom is the Bill of Rights.
- a projection from a fortification, arranged to give a wider firing range
- any fortified place; strong defense or bulwark: often used figuratively
Origin: Fr < MFr bastillon < OFr bastille: see bastille
- bastioned adjective
Used by arrangement with John Wiley & Sons, Inc.
- A projecting part of a fortification.
- A well-fortified position.
- One that is considered similar to a defensive stronghold: You are a bastion of strength. See Synonyms at bulwark.
Origin: French, from Old French bastillon, from bastille, fortress; see bastille.
- basˈtioned adjective