What does "anthill" mean?

A cone-shaped structure built from sediment and other available materials by ants or white ants (termites), and beneath which the colony nests.

What is a synonym for "anthill"?

Common synonyms include: ant hill, ant nest, bank, barrow, brae, butte.

/ˈænt.hɪl/ noun

noun ·Uncommon ·Advanced level

Noun

1
A cone-shaped structure built from sediment and other available materials by ants or white ants (termites), and beneath which the colony nests.
"On arrival at Edinburgh Waverley, I fight my way through the throngs of tourists and locals turning the place into a human anthill."
2
a mound of earth made by ants as they dig their nest wordnet

"He stuck a straw into an anthill."

From Middle English ametehul, amptehille, from Old English ǣmethyll, equivalent to ant + hill.