The term 'SPEND TIME' can be summarized as 'to devote a certain amount of time to an activity or task'. This phrase is often used to describe the act of dedicating a certain amount of time to something, such as studying, working, or spending time with family and friends. The crossword solution for this term is 'STAY', which can be interpreted as 'to remain in a particular place or situation for a period of time'. Therefore, the phrase 'SPEND TIME' can be summarized as 'to remain in a particular place or situation for a period of time in order to devote a certain amount of time to an activity or task'.