Meaning of “forget” in the English Dictionary

"forget" in British English

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forgetverb

uk /fəˈɡet/ us /fɚˈɡet/ present participle forgetting, past tense forgot, past participle forgotten

forget verb (NOT REMEMBER)

B1 [ I or T ] to be unable to remember a fact, something that happened, or how to do something:

I'm sorry, I've forgotten your name.
Let me write down that date before I forget it.
I completely forgot about Jenny's party.
[ + (that) ] We had forgotten (that) she doesn't come on Thursdays.
I'm sorry, I was forgetting (= I had forgotten) (that) you would be away in August.
[ + -ing verb ] She would never forget seeing the Himalayas for the first time.
[ + question word ] I've forgotten what you do next/how to do it.
I never forget a face (= I'm good at remembering people).
not forgetting

UK including:

This is where we keep all the books, not forgetting the magazines and newspapers.

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(Definition of “forget” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"forget" in American English

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forgetverb [ I/T ]

us /fərˈɡet, fɔr-/ present participle forgetting, past tense forgot /fərˈɡɑt, fɔr-/ , past participle forgotten /fərˈɡɑt·ən, fɔr-/ forgot

to be unable to remember; fail to remember:

[ T ] You’d better not forget your mother’s birthday.
[ + (that) clause ] She forgot (that) she had a dental appointment.
[ + to infinitive ] Don’t forget to lock the car.

To forget (about) is to stop thinking about someone or something, or to stop thinking about doing something:

[ T ] I wish I could forget him but I can’t.
[ I ] I’m afraid we’ll have to forget about going to the beach – it’s raining.

(Definition of “forget” from the Cambridge Academic Content Dictionary © Cambridge University Press)