adj · 3 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
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/ˈkluː.ləs/
US:Recorded audio is listed in the source snapshot.
homophone: clewless
rhymes with -uːləs
CMU ARPABET:K L UW1 L AH0 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Without any clues or hints.
Definition source: English Wiktionary via Wiktextract
Usage: literally
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Lacking knowledge or understanding; uninformed; oblivious.
Definition source: English Wiktionary via Wiktextract
Usage: figuratively
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
adjective satellite
Meaning 3
totally uninformed about what is going on; not having even a clue from which to infer what is occurring
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Etymology tree English clue Proto-Indo-European *lewh1- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English clueless From clue + -less.
Across languages
Translations
38 source translations are retained for this English entry.
Catalan:
sense pista
— lacking knowledge or understanding
Chinese Cantonese:
無知 /无知
(mou4 zi1)
— lacking knowledge or understanding
Chinese:
无知
(bû-ti)
— lacking knowledge or understanding
Chinese Mandarin:
无知
(wúzhī)
— lacking knowledge or understanding
Czech:
bezradný
— lacking knowledge or understanding
Dutch:
onnozel
— lacking knowledge or understanding
Finnish:
tietämätön
— lacking knowledge or understanding
French:
ignorant
— lacking knowledge or understanding
German:
ahnungslos
— lacking knowledge or understanding
German:
planlos
— lacking knowledge or understanding
German:
unbedarft
— lacking knowledge or understanding
Hebrew:
אוֹבֵד עֵצוֹת
(ovéd 'etzót)
— lacking knowledge or understanding
Hindi:
अनजान
(anjān)
— lacking knowledge or understanding
Hindi:
अनभिज्ञ
(anbhijña)
— lacking knowledge or understanding
Hungarian:
tudatlan
— lacking knowledge or understanding
Irish:
aineolach
— lacking knowledge or understanding
Italian:
senza idea
— lacking knowledge or understanding
Polish:
zielony
— lacking knowledge or understanding
Portuguese:
sem ideia
— lacking knowledge or understanding
Russian:
неве́жественный
(nevéžestvennyj)
— lacking knowledge or understanding
Spanish:
en la inopia
— lacking knowledge or understanding
Spanish:
pez
— lacking knowledge or understanding
Spanish:
despistado
— lacking knowledge or understanding
Spanish:
negado
— lacking knowledge or understanding
Spanish:
no tener ni idea
— lacking knowledge or understanding
Spanish:
despalomado
— lacking knowledge or understanding
Spanish:
en Babia
— lacking knowledge or understanding
Spanish:
en nada
— lacking knowledge or understanding
Spanish:
estar en las nubes
— lacking knowledge or understanding
Spanish:
vivir en las nubes
— lacking knowledge or understanding
Spanish:
andar por las nubes
— lacking knowledge or understanding
Swedish:
aningslös
— lacking knowledge or understanding
Turkish:
cahil
— lacking knowledge or understanding
Turkish:
bilgisiz
— lacking knowledge or understanding
Vietnamese:
không đầu mối
— lacking knowledge or understanding
Vietnamese:
không hiểu đời
— lacking knowledge or understanding
Vietnamese:
không manh mối
— lacking knowledge or understanding
Welsh:
di-glem
— lacking knowledge or understanding