sub noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of sub noun from the Oxford Advanced American Dictionary

sub

noun

NAmE//sʌb//

(informal)

1= submarine

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2a substitute who replaces another player in a team He came on as sub.

3(informal) a substitute teacher

See sub in the Oxford Advanced Learner's Dictionary

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