Breadcrumb Home > Dictionary > Index N neato: Meaning and Definition of Find definitions for: neat•o Pronunciation: (nē'tō), [key] — adj. Slang. neat (def. 5). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. neat line neat's-foot oil ✖ Related Content Daily Word Quiz: donnybrook Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language