- 1upgrade something to make a piece of machinery, computer system, etc. more powerful and efficient
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- 2upgrade somebody (to something) to give someone a better seat on a plane, room in a hotel, etc. than the one that they have paid for On the flight back, we were upgraded to business class.
- 3upgrade something to improve the condition of a building, etc. in order to provide a better service to upgrade the town's public facilities The trail was upgraded for use by bikers. compare downgrade
- 4upgrade somebody (to something) to give someone a more important job synonym promote
upgrade
verbNAmE//ˈʌpɡreɪd//, NAmE//ˌʌpˈɡreɪd//
[often passive]Verb Forms present simple I / you / we / they upgrade ,
he / she / it upgrades ,
past simple upgraded ,
-ing form upgrading ,
NAmE//ˈʌpɡreɪd//
noun instructions for installing an upgrade to the existing system Frequent flyers qualify for a free upgrade.See upgrade in the Oxford Advanced Learner's DictionaryCheck pronunciation: upgrade