a mound of earth, leaves, etc., formed by a colony of ants in digging or constructing their underground nest.

Origin of anthill

1250–1300; Middle English amete hulle, ampte hille; see ant, hill Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for anthill

Historical Examples of anthill

Word Origin and History for anthill

late 13c., from ant + hill.

Online Etymology Dictionary, © 2010 Douglas Harper