English definition of “use”
/juːz/ verb [T] (past tense and past participle used)
PURPOSE › If you use something, you do something with it for a particular purpose: Can I use your pen? I paid for the tickets using my credit card. She uses her car for work. [+ to do sth] Nick used the money to buy a CD player.
MAKE LESS › to take an amount from a supply of something: A shower uses less water than a bath.
PERSON › to treat someone badly in order to get what you want: He was just using me to make his girlfriend jealous.
WORD › to say or write a particular word or phrase: 'Autumn' is used in British English and 'fall' in American English.
could use sth mainly US informal › something that you say when you want or need something: I could use some help with these packages, please.