- a defensive wall.；a person or thing that acts as a defence
noun: bulwark, plural noun: bulwarks
- 1. a defensive wall. 同義詞
- ▪ a person or thing that acts as a defence the security forces are a bulwark against the breakdown of society 同義詞
- 2. an extension of a ship's sides above the level of the deck the ships met, their crews lining the bulwarks
- a defensive wall.
Oxford American Dictionary