More on Lose the Day from Infoplease:

• Lose the Day - Lose the Day (To). To lose the battle; to be defeated. To win (or gain) the day is to be ...
• William Shakespeare: Julius Caesar, Act V, Scene V - Come, poor remains of friends, rest on this rock.
• William Shakespeare: King John, Act III, Scene IV - So, by a roaring tempest on the flood, A whole armado of convicted sail Is scatter'd and disjoin'd from fellowship.
• The Fourth Battle Continued, in which Neptune Assists the Greeks: The Acts of Idomeneus. - The Iliad of Homer by Homer 12 - The Battle at the Grecian Wall. Juno Deceives Jupiter by the G... ...
• Dictionary of Phrase and Fable: L - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "L"