amazon ant

Century Dictionary and Cyclopedia

1. n. The Formica rufescens, a species of ant which robs the nests of other species, carrying off the neuters when in the larva or pupa stage to its own nests, where they are brought up along with its own larvæ by neuters stolen before.

GNU Webster's 1913

1. n. (Zoöl.) a species of ant (Polyergus rufescens), of Europe and America. They seize by conquest the larvæ and nymphs of other species and make slaves of them in their own nests.

WordNet 3.0

1. n. small reddish slave-making ant species