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Slack

noun/slˈæk/
Definition
dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve
a noticeable deterioration in performance or quality
Pronunciation
🇺🇸American English
/slˈæk/
🇬🇧British English
/slˈak/
🇮🇳Indian English
/slˈak/
1 syllable Say it as /slˈæk/.
Examples
Synonyms & Antonyms
Synonyms
Parts of Speech
noundust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve
nouna noticeable deterioration in performance or quality
“the team went into a slump”
nouna stretch of water without current or movement
“suddenly they were in a slack and the water was motionless”
nouna soft wet area of low-lying land that sinks underfoot
nounthe quality of being loose (not taut)
“he hadn't counted on the slackness of the rope”
nouna cord or rope or cable that is hanging loosely
“he took up the slack”
verbavoid responsibilities and work, be idle
verbbe inattentive to, or neglect
“He slacks his attention”
verbrelease tension on
“slack the rope”
verbmake less active or fast
“He slackened his pace as he got tired”
verbbecome slow or slower
“Production slowed”
verbmake less active or intense
verbbecome less in amount or intensity
“The storm abated”
verbcause to heat and crumble by treatment with water
“slack lime”
adjectivenot tense or taut
“the old man's skin hung loose and grey”
adjectiveflowing with little speed as e.g. at the turning of the tide
“slack water”
adjectivelacking in rigor or strictness
“such lax and slipshod ways are no longer acceptable”
Word Forms
slackverbcause to heat and crumble by treatment with water
slumpverbfall heavily or suddenly; decline markedly
drop offverbget worse
fall offverbfall heavily or suddenly; decline markedly
slackadjectiveflowing with little speed as e.g. at the turning of the tide
miryadjective(of soil) soft and watery
mireverbsoil with mud, muck, or mire
quaggyadjective(of soil) soft and watery
slackernouna person who shirks his work or duty (especially one who tries to evade military service in wartime)
slackingnounthe evasion of work or duty
slacknouna cord or rope or cable that is hanging loosely
relaxationnounan occurrence of control or strength weakening
slowingnouna decrease in rate of change
slowdownnounthe act of slowing down or falling behind
abatableadjectivecapable of being abated
abatornouna person who abates a nuisance
abatementnounan interruption in the intensity or amount of something
letupnouna pause during which things are calm or activities are diminished
loosenessnounmovement or space for movement
slacknessnounthe quality of being loose (not taut)
laxnessnounthe quality of being lax and neglectful
laxitynounthe quality of being lax and neglectful
Around the World
Europe
🇩🇪German
locker
Staub, der aus einer Mischung kleiner Kohlefragmente sowie Kohlenstaub und Schmutz besteht, der herausfällt, wenn Kohle über ein Sieb geleitet wird
🇫🇷French
mou
poussière constituée d'un mélange de petits fragments de charbon et de poussière et de saleté de charbon qui est tamisée lorsque le charbon passe sur un tamis
🇪🇸Spanish
flojo
polvo que consiste en una mezcla de pequeños fragmentos de carbón y polvo y suciedad de carbón que se desprende cuando el carbón pasa por un tamiz
🇮🇹Italian
allentamento
polvere costituita da una miscela di piccoli frammenti di carbone e polvere e sporco di carbone che viene eliminata quando il carbone viene passato al setaccio
🇳🇱Dutch
slap
stof bestaande uit een mengsel van kleine steenkoolfragmenten en steenkoolstof en vuil dat eruit zift wanneer steenkool over een zeef wordt geleid
🇵🇹Portuguese
folga
poeira que consiste em uma mistura de pequenos fragmentos de carvão e poeira e sujeira de carvão que são peneiradas quando o carvão é passado por uma peneira
🇷🇺Russian
слабый
пыль, состоящая из смеси мелких фрагментов угля, угольной пыли и грязи, которая отсеивается при пропускании угля через сито
India
🇮🇳Hindi
ढीला
धूल, कोयले के छोटे टुकड़ों और कोयले की धूल और गंदगी के मिश्रण से बनी होती है जो कोयले को छलनी के ऊपर से गुजारने पर निकल जाती है
🇧🇩Bengali
শিথিল
ছোট কয়লার টুকরো এবং কয়লা ধুলো এবং ময়লার মিশ্রণের সমন্বয়ে গঠিত ধুলো যা একটি চালুনির উপর দিয়ে কয়লা পাস করার সময় বের হয়ে যায়
🇮🇳Tamil
மந்தமான
சிறிய நிலக்கரி துண்டுகள் மற்றும் நிலக்கரி தூசி மற்றும் அழுக்கு ஆகியவற்றின் கலவையை உள்ளடக்கிய தூசி, நிலக்கரியை ஒரு சல்லடையின் மீது செலுத்தும்போது சல்லடை
🇮🇳Telugu
బద్ధకం
చిన్న బొగ్గు శకలాలు మరియు బొగ్గు దుమ్ము మరియు ధూళి మిశ్రమంతో కూడిన దుమ్ము, బొగ్గును జల్లెడ మీదుగా పంపినప్పుడు బయటకు వస్తుంది
🇮🇳Marathi
सुस्त
कोळशाचे छोटे तुकडे आणि कोळशाची धूळ आणि घाण यांचे मिश्रण असलेली धूळ जी चाळणीतून कोळसा गेल्यावर बाहेर पडते
🇮🇳Gujarati
ઢીલું
ધૂળ જેમાં કોલસાના નાના ટુકડાઓ અને કોલસાની ધૂળ અને ગંદકીના મિશ્રણનો સમાવેશ થાય છે જે જ્યારે કોલસાને ચાળણીમાંથી પસાર કરવામાં આવે છે ત્યારે બહાર નીકળી જાય છે.
🇮🇳Kannada
ಆಲಸ್ಯ
ಸಣ್ಣ ಕಲ್ಲಿದ್ದಲಿನ ತುಣುಕುಗಳು ಮತ್ತು ಕಲ್ಲಿದ್ದಲಿನ ಧೂಳು ಮತ್ತು ಕೊಳಕುಗಳ ಮಿಶ್ರಣವನ್ನು ಒಳಗೊಂಡಿರುವ ಧೂಳು ಕಲ್ಲಿದ್ದಲನ್ನು ಜರಡಿ ಮೇಲೆ ಹಾಯಿಸಿದಾಗ ಹೊರತೆಗೆಯುತ್ತದೆ
🇮🇳Malayalam
മന്ദത
ചെറിയ കൽക്കരി ശകലങ്ങളും കൽക്കരി പൊടിയും അഴുക്കും ചേർന്ന മിശ്രിതം അടങ്ങുന്ന പൊടി, കൽക്കരി ഒരു അരിപ്പയ്ക്ക് മുകളിലൂടെ അരിച്ചെടുക്കുന്നു
🇮🇳Punjabi
ਢਿੱਲੀ
ਧੂੜ ਜਿਸ ਵਿੱਚ ਕੋਲੇ ਦੇ ਛੋਟੇ ਟੁਕੜਿਆਂ ਅਤੇ ਕੋਲੇ ਦੀ ਧੂੜ ਅਤੇ ਗੰਦਗੀ ਦਾ ਮਿਸ਼ਰਣ ਹੁੰਦਾ ਹੈ ਜੋ ਕੋਲੇ ਨੂੰ ਛੱਲੀ ਦੇ ਉੱਪਰੋਂ ਲੰਘਣ 'ਤੇ ਬਾਹਰ ਨਿਕਲ ਜਾਂਦੀ ਹੈ।
🇵🇰Urdu
سست
کوئلے کے چھوٹے ٹکڑوں اور کوئلے کی دھول اور گندگی کے مرکب پر مشتمل دھول جو کوئلہ چھلنی کے اوپر سے گزرنے پر باہر نکل جاتی ہے
East & Southeast Asia
🇨🇳Chinese
松弛
由小煤碎片和煤尘以及煤通过筛子时筛出的污垢的混合物组成的灰尘
🇯🇵Japanese
スラック
小さな石炭の破片と石炭をふるいにかけるときにふるい分けられる石炭粉塵と土の混合物からなる粉塵
🇰🇷Korean
느슨하게
석탄이 체를 통과할 때 걸러져 나오는 작은 석탄 조각과 석탄 먼지 및 흙의 혼합물로 구성된 먼지
🇻🇳Vietnamese
lười biếng
Bụi bao gồm hỗn hợp các mảnh than nhỏ và bụi than và chất bẩn được sàng lọc ra khi than được đưa qua sàng
🇹🇭Thai
หย่อน
ฝุ่นประกอบด้วยส่วนผสมของเศษถ่านหินขนาดเล็กและฝุ่นถ่านหินและสิ่งสกปรกที่ร่อนออกมาเมื่อถ่านหินถูกส่งผ่านตะแกรง
🇮🇩Indonesian
kendur
debu yang terdiri dari campuran pecahan kecil batubara dan debu serta kotoran batubara yang tersaring ketika batubara dilewatkan melalui saringan
🇵🇭Filipino
matumal
alikabok na binubuo ng pinaghalong maliliit na pira-piraso ng karbon at alikabok ng karbon at dumi na naaalis kapag ang karbon ay ipinapasa sa isang salaan
🇲🇾Malay
kendur
habuk yang terdiri daripada campuran serpihan arang batu kecil dan habuk arang batu dan kotoran yang diayak apabila arang batu disalurkan di atas penapis
Middle East
🇸🇦Arabic
الركود
غبار يتكون من خليط من شظايا الفحم الصغيرة وغبار الفحم والأوساخ التي تنخل عندما يتم تمرير الفحم فوق المنخل
🇮🇷Persian
سستی
گرد و غبار متشکل از مخلوطی از قطعات کوچک زغال سنگ و گرد و غبار زغال سنگ و خاک که وقتی زغال سنگ از روی الک عبور داده می شود، الک می شود.
🇹🇷Turkish
gevşek
Kömür bir elekten geçirildiğinde elenen, küçük kömür parçacıkları ile kömür tozu ve kirin karışımından oluşan toz
🇮🇱Hebrew
רָפוּי
אבק המורכב מתערובת של שברי פחם קטנים ואבק פחם ולכלוך הנפה החוצה כאשר פחם עובר על מסננת
Test Yourself1 / 3
What is the primary definition of the word 'slack'?
The primary meaning of 'slack' is 'dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve'.
Which of the following sentences uses the word 'slack' in a grammatically correct way?
Using 'slack' in a noun/adjective form makes the first sentence correct.
In which domain is the word 'slack' most likely to appear as standard vocabulary?
'slack' is a standard word used primarily in general literature and formal communications.
Community Poll1 / 6
How often do you encounter the word 'slack' in your daily reading?
Very Often
Occasionally
Rarely
Never
Do you find 'slack' easy to spell?
Yes, very easy
Somewhat easy
A bit confusing
Extremely hard
In your opinion, does the word 'slack' have a positive, neutral, or gloomy tone?
Positive
Neutral
Gloomy
Vibrant
Which age group is most likely to use 'slack' in regular conversations?
Kids (3-12)
Teens (13-19)
Adults (20-60)
Seniors (60+)
How likely are you to use 'slack' in a professional email?
Very likely
Somewhat likely
Not very likely
Never
Would you classify 'slack' as formal, casual, or slang?
Formal
Casual
Slang
Archaic
Pick an option to see how others voted
This word is also in the Advanced book — want the full, immersive treatment (age meanings, culture, creative use, deeper Hindi & exercises)? Open the Advanced entry →