Word.ws English Dictionary

Past tense of malfunction

regular verb

The past tense of malfunction is malfunctioned. The past participle is also malfunctioned.

Forms of malfunction

Base form (V1)malfunction /ˌmælˈfʌŋk.ʃən/
Past tense (V2)malfunctioned
Past participle (V3)malfunctioned
Present participlemalfunctioning
Third person singularmalfunctions

Malfunctioned in a sentence

  • She told him the machine was poorly built, but they both knew that she was the one who had malfunctioned.
  • Due to a communications error, according to gaming officials, the slot machine malfunctioned and didn’t notify Taylor or casino personnel that he was a winner.2022 February 6, Amanda Jackson, “A slot machine in Las Vegas malfunctioned and didn’t tell a tourist he won. The gaming board tracked him...
  • Luckily, the cannoneer was only mildly injured when his cannon malfunctioned.From the entry cannoneer
  • During Cytherocentric orbit insertion, Akatsuki malfunctioned and failed to enter orbit.2019, Kattakuri, Vikranth R., Failures in Spacecraft Systems: An Analysis from the Perspective of Decision Making, West Lafayette…. From the entry cytherocentric

Meaning of malfunction

  1. noun Faulty functioning.
  2. noun Failure to function.
  3. verb To function improperly.

Full definition of malfunction

Questions about the past tense of malfunction

What is the past tense of malfunction?
The past tense of malfunction is malfunctioned.
What is the past participle of malfunction?
The past participle of malfunction is malfunctioned.
Is malfunction a regular or irregular verb?
Malfunction is a regular verb: its past tense adds -ed.

Source and license

Adapted from Wiktionary: malfunction (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Past tense of malfunction.” Word.ws, https://word.ws/past-tense/malfunction. Based on Wiktionary, CC BY-SA 4.0.