legion

1 legion /ˈliːʤən/ noun
plural legions
1 legion
/ˈliːʤən/
noun
plural legions
Britannica Dictionary definition of LEGION
[count]
1 
a  : a large group of soldiers in ancient Rome
b  : a large group of soldiers : army — used especially in names
2 
: a national organization for former soldiers — used in names
3 
: a very large number of people
2 legion /ˈliːʤən/ adjective
2 legion
/ˈliːʤən/
adjective
Britannica Dictionary definition of LEGION
not used before a noun
: very many or numerous