›[I or T]to give money as a payment for something: How much did you spend?spend sth on sthWe've just spent €1.9 million on improving our computer network.We've spent too much money on advertising that isn't working.We spent a fortune when we were in New York.
›[T]to use time doing something or being somewhere: spend time doing sthThey need to spend more time improving customer relations.spend time on sthI spent a lot of time on that report.How long do you spend at the computer each day?spend years/agesI've spent years building up this company.spend a day/week/year, etc.We spent last weekend working.
›[T]to use energy, effort, force, etc., especially until there is no more left: For the past month he's been spending all his energy trying to find a job.