Main Entry:

¹le·gion

Pronunciation:

\ˈlē-jən\

Function:

noun

Etymology:

Middle English, from Anglo-French, from Latin legion-, legio, from legere to gather — more at legend

Date:

13th century

1: the principal unit of the Roman army comprising 3000 to 6000 foot soldiers with cavalry2: a large military force ; especially : army 1a3: a very large number : multitude4: a national association of ex-servicemen