for·get (fər-gĕt, fôr-)
v. for·got (-gŏt), for·got·ten (-gŏtn) or for·got, for·get·ting, for·gets
1. To be unable to remember (something).
2. To treat with thoughtless inattention; neglect: forget one's family.
3. To leave behind unintentionally.
4. To fail to mention.
a. To banish from one's thoughts: forget a disgrace.
b. Informal To disregard on purpose. Usually used in the imperative: Oh, forget it. I refuse to go!
1. To cease remembering: Let's forgive and forget.
2. To fail or neglect to become aware at the proper or specified moment: forgot about my dental appointment.
To lose one's reserve, temper, or self-restraint.
[Middle English forgeten, from Old English forgietan; see ghend- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2016 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus