To cease or fail to remember; I forgot to lock the gate. She never forgets her daddys birthday. Be unable to recall. How to use forget in a sentence. Synonym discussion of forget. To cease to remember; To omit or neglect unintentionally: To forget a name. Forgetting can occur due to various factors such as time … Be unable to think of or recall. · forget (third-person singular simple present forgets, present participle forgetting, simple past forgot or (obsolete) forgat, past participle forgotten or (archaic or colloquial) forgot) … Definition of forget verb in oxford advanced learners dictionary. To forget ones keys. See examples of forget used in a sentence. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Be unable to recall: The meaning of forget is to lose the remembrance of : To forget (about) is to stop thinking about someone or something, or to stop thinking about doing something: Forget means to unintentionally or deliberately fail to remember or recall information, an event, or an experience from ones memory. To be unable to think of or remember (something) often followed by to + verb often + about; If you forget something or forget to do it, you fail to think about it or fail to remember to do it, for example because you are thinking about other things. To leave behind unintentionally: To fail to remember to bring or take (something) To be unable to remember (something).