intr.v. mis·fired, mis·fir·ing, mis·fires
1. To fail to ignite when expected. Used of an internal-combustion engine.
2. To fail to discharge. Used of a firearm.
3. To fail to achieve an anticipated result: a scheme that misfired.
misfire′ (mĭsfīr′, mĭs-fīr) n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.