spends; spent/ˈspɛnt/; spending spends; spent/ˈspɛnt/; spending
Learner's definition of SPEND
1 : to use (money) to pay for something
I spent $30 on his birthday gift.
They spend a lot on clothes and cars.
I want to buy a new car, but I don't have much money to spend.
This computer wasn't cheap, but it was money well spent. [=it was worth its price]
2 [+ object] : to allow (time) to pass in a particular place or while doing a particular activity
I spent my summer at the beach.
She spent eight months living in New York City.
Relaxing with friends is a great way to spend a weekend.
Our cat spends most of his time sleeping.
Too much of my time is spent arguing with customers.
3 [+ object] : to use (energy or effort) to do something
She spends far too much energy worrying about her daughter.
I wish he spent as much (of his) effort/energy on studying as he does on video games.
Our energy/effort(s) would be better spent (in) solving the problem rather than just complaining about it.
spend the night
◊ If you sleep at a place for a night, you spend the night there.
If you spend the night with someone, or if you and someone else spend the night together, you stay with someone overnight and have sex with that person.