Meaning: to hand out usually for a certain length of time.
Banks lend money.
Libraries lend books.
For example: “My mother lent me some money, and I must pay her back soon.”
To borrow:
Meaning: to take with permission usually for a certain length of time.
You can borrow money from a bank to buy a house or a car.
You can borrow books for up to 4 weeks from libraries in England.
For example: “I borrowed some money off my mother, and I must pay her back soon.”
! For a happy life – Never a borrower nor a lender be.