from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several tropical American mammals of the family Myrmecophagidae that lack teeth and feed on ants and termites, especially the giant anteater.
- n. Any of several other animals, including the echidna, aardvark, and pangolin, that feed on ants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of several animals, in suborder Vermilingua, which are noted for eating ants and termites which they catch with their long sticky tongues.
- n. A common term used of some other unrelated species that feed with ants, including pangolin (scaly anteater), echidna (spiny anteater), aardvark and numbat (banded anteater).
ant + eater (Wiktionary)