tr.v. out·did (-dĭd), out·done (-dŭn), out·do·ing, out·does (-dŭz)Idiom:
To do more or better than (another) in performance or action. See Synonyms at excel.
To do something exceptional or superb, especially in relation to past efforts: outdid himself in preparing dinner.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.