performing or functioning in the best possible manner with the least waste of time and effort; having and using requisite knowledge, skill, and industry; competent; capable: a reliable, efficient assistant.
Marengo is a village in Morrow County, Ohio, United States. The population was 342 at the 2010 census. Marengo is south of Mount Gilead, the county seat.
(16 replies). Latest news from Marengo, OH collected exclusively by city-data.com from local newspapers, TV, and radio stations. Ancestries: German (35.3%), Irish (11.6%), English (6.2%), United States (5.5%), Norwegian (3.3%), Scotch-Irish (3.3%).