Anthill (noun)

A mound of earth built by ants as a nest for their colony.

Origin:

Early 17th century, from anth- (of ants) + hill.

Examples:

1. The anthill was located near the edge of the forest.
2. The ants have made an anthill.
3. The anthill was an impressive sight, standing several feet tall.
4. Many species of ants build anthills.
5. The anthill is home to thousands of ants.