Stay the night is a phrase that is commonly used to describe an overnight stay at a place, usually a hotel or other accommodation. It can also be used to refer to a situation where someone stays at a place for a longer period of time than originally planned. The crossword solution for this term is 'STOPOVER, ' which is defined as a short stay at a place during a journey. A STOPOVER is typically used when traveling long distances and can involve staying at a hotel or other accommodation for a few days before continuing on the journey.