Army (4)
(Other definitions for brat that I've seen before include "Irritating youngster" , "Unpleasant youngster" , "Unpleasant child" , "Nasty little kid" , "Marie ---, birth-control pioneer" .)
(Other definitions for ants that I've seen before include "Small social insects" , "They live in a formicary" , "Termites" , "workers found returning" , "24 [INSECT] s" .)
'army' is the definition.
(I know that host is a type of army)
This is the entire clue.
(Other definitions for host that I've seen before include "put on" , "Crowd-entertainer" , "Multitude -- MC" , "Master of ceremonies" , "Entertain" .)
'army' is the definition.
(I know that army can be written as military)
This is the entire clue.
(Other definitions for military that I've seen before include "soldierly" , "Of soldiers and warfare" , "Related to soldiering" , "in the field" , "Relating to the army" .)