The term 'MIDDAY TIDE-ME-OVER' is a crossword solution that consists of two words. The first word, 'MIDDAY', is an adjective meaning the middle of the day, usually around noon or 12 o'clock. The second word, 'TIDE-ME-OVER', is a verb phrase meaning to provide enough sustenance to get one through a difficult period of time. In this case, the crossword solution is SNACK, a noun meaning a small portion of food eaten between meals.