Spend the night means spend the night at some site, usually out of your own home. On my recent trip to Madrid pernocté at home of a friend to spend the night it comes from the Latin " pernoctare " which in turn is a word consisting of " per " ( for ) and " noctis " ( night ). Is a word that your vo originated inthe vulgar Latin than " verbificaba " certain words similar to transform the English expression " 34 park to; " parkear ".It would literally mean " nochear " This is the night; especially in a place that is not your own House.