Meaning: To fail to remember something or someone; to be unable to recall information or an experience.

Key Uses and Structures
1. Transitive (with an object):
"I forgot my password."
"She never forgets a face."
2. Intransitive (no object):
"Don’t worry, I forgot!"
3. Tenses:
Base: forget
Past: forgot
Past Participle: forgotten
Present Participle: forgetting
Common Structures
1. Forget + to + verb:
Failing to do something.
"I forgot to buy milk." (= I didn’t buy it.)
2. Forget + verb-ing (gerund):
Cannot recall a past action.
"I’ll never forget meeting her for the first time." (= I remember the experience.)
3. Forget + about + noun/verb-ing:
"Let’s forget about the argument."
"He forgot about locking the door."
Common Mistakes
Incorrect: "I forgot my keys at home."
Correct: "I left my keys at home.
→ Use leave for physical objects in a place.
Incorrect: "Don’t forget calling me!"
Correct: "Don’t forget to call me!
→ Use forget + to for actions not done yet.
Synonyms & Antonyms
Synonyms: Overlook, neglect, disregard.
Antonyms: Remember, recall, retain.
Idioms & Phrases
Forget it!:
"Can you lend me $100?" → "Forget it!" (= No way!/It’s unimportant.)
Forgive and forget: Let go of anger and memories.
I’ll never forget…: Memorable experiences.
"I’ll never forget our trip to Paris."
Collocations
Forget a name/date/password
Forget an appointment/task
Completely/totally/entirely forget
Example Sentences:
1. "She forgot to turn off the lights before leaving.
2. "Have you forgotten my birthday again?
3. "I forgot where I put the documents.
Let me know if you'd like more examples or clarification!