Argonne Forest
| Noun | 1. |  Argonne Forest - an American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the Armistice on November 11 |
| Noun | 1. | Argonne Forest - an American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the Armistice on November 11 |