Meaning of “spend” - Learner’s Dictionary

spend

verb [ T ] us uk /spend/ past tense and past participle spent
You must spend the money as you see fit.She refuses to spend more than £20 on a pair of shoes.Many people have questioned the wisdom of spending so much money on weapons.He spends the bulk of his money on rent.I'd sooner spend a bit more money than take chances with safety.
MONEY

A2 to use money to buy or pay for something:

The company has spent / $1.9 million on improving its computer network.
She spends / too much money on clothes.
How much did you spend?
TIME

A2 to use time doing something or being somewhere:

He spent 18 months working on the project.
He's planning to spend / some time at home with his family.
How long did you spend in Edinburgh?

(Definition of “spend” from the Cambridge Learner’s Dictionary © Cambridge University Press)