- a unit of 3,000–6,000 men in the ancient Roman army.；the Foreign Legion.
- great in number
noun: legion, plural noun: legions
- 1. a unit of 3,000–6,000 men in the ancient Roman army. 同義詞
- ▪ the Foreign Legion.
- ▪ any of the national associations of former servicemen and servicewomen instituted after World War I, such as the American Legion.
- 2. a vast host, multitude, or number of people or things legions of photographers and TV cameras 同義詞
- 1. great in number her fans are legion