troop

US /truːp/
UK /truːp/
"troop" picture
1.

a group of soldiers, especially a cavalry unit or a unit of military aviation

:
The troop marched tirelessly through the desert.
He commanded a small troop of cavalry.
2.

a group of people or animals

:
A troop of monkeys swung through the trees.
The children gathered in a happy troop.
1.

to move in a group or crowd

:
The children trooped out of the classroom.
They trooped into the hall for the assembly.