The term 'False Impression' can be defined as a misleading or incorrect perception of something. It is often used to describe a situation in which someone has been given an inaccurate idea of what something is like. The crossword solution for this term is 'FACADE', which is a French word meaning the front of a building, usually referring to the exterior walls and windows. In this context, it can be interpreted as a metaphor for a false impression, as the FACADE of a building may give an inaccurate impression of what lies behind it.