noun · verb · 6 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Received-Pronunciation, US:/ˌmælˈfʌŋk.ʃən/
US:Recorded audio is listed in the source snapshot.
Australia:Recorded audio is listed in the source snapshot.
rhymes with -ʌŋkʃən
CMU ARPABET:M AE0 L F AH1 NG K SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Faulty functioning.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: dysfunction, misfunction
Antonyms: none provided
2
noun
Meaning 2
Failure to function.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To function improperly.
Definition source: English Wiktionary via Wiktextract
Examples
She told him the machine was poorly built, but they both knew that she was the one who had malfunctioned.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
verb
Meaning 4
To fail to function.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
a failure to function normally
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: failure
Narrower terms: blowout, stall
6
verb
Meaning 6
fail to function or function improperly
Definition source: Princeton WordNet 3.0
Examples
the coffee maker malfunctioned
Meaning relationships
Synonyms: misfunction
Antonyms: function
Broader terms: fail, go bad, give way, die, give out, conk out, go, break, break down
Narrower terms: jam
History
Etymology
From mal- (“bad, incorrect”) + function.
Across languages
Translations
65 source translations are retained for this English entry.