/ Dictionary / Index C cornfield ant: Meaning and Definition of Find definitions for: corn'field ant" Pronunciation: [key] a small, brown ant, Lasius alienus, that lives in cornfields and feeds on honeydew of the corn-root aphid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cornfield cornflag Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language