- 1[transitive] sub somebody to replace a sports player with another player during a game synonym substitute He was subbed after just five minutes because of a knee injury.
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- 2[intransitive] sub (for somebody) to do someone else's job for them for a short time synonym substitute
- 3[transitive] sub something for something to use something instead of something else, especially instead of the thing you would normally use synonym substitute For a lower-calorie version of the recipe, try subbing milk for cream.
sub
verbNAmE//sʌb//
Verb Forms present simple I / you / we / they sub he / she / it subs
past simple subbed
-ing form subbing
Check pronunciation: sub