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Word BookShort entry

Sleeper

noun/slˈiːpɚ/
Definition
a rester who is sleeping
a spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal
Pronunciation
🇺🇸American English
/slˈiːpɚ/
🇬🇧British English
/slˈiːpə/
🇮🇳Indian English
/slˈiːpə/
2 syllables Say it as /slˈiːpɚ/.
Examples
Synonyms & Antonyms
Synonyms
Parts of Speech
nouna rester who is sleeping
nouna spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal
nounan unexpected achiever of success
“the winner was a true sleeper--no one expected him to get it”
nounone of the cross braces that support the rails on a railway track
“the British call a railroad tie a sleeper”
nouna passenger car that has berths for sleeping
nounpajamas with feet; worn by children
nouna piece of furniture that can be opened up into a bed
nountropical fish that resembles a goby and rests quietly on the bottom in shallow water
nounan unexpected hit
“that movie was the sleeper of the summer”
Word Forms
sleepverbbe asleep
slumberverbbe asleep
Around the World
Europe
🇩🇪German
Schläfer
ein Rester, der schläft
🇫🇷French
dormeur
un dormeur qui dort
🇪🇸Spanish
durmiente
un descansador que está durmiendo
🇮🇹Italian
dormiente
un riposatore che dorme
🇳🇱Dutch
slaper
een rustster die slaapt
🇵🇹Portuguese
dorminhoco
um descansador que está dormindo
🇷🇺Russian
спальное место
отдыхающий, который спит
India
🇮🇳Hindi
स्लीपर
एक विश्रामकर्ता जो सो रहा है
🇧🇩Bengali
ঘুমন্ত
একজন বিশ্রামকারী যিনি ঘুমাচ্ছেন
🇮🇳Tamil
தூங்குபவர்
தூங்கிக்கொண்டிருக்கும் ஒரு ஓய்வு
🇮🇳Telugu
నిద్రించేవాడు
నిద్రిస్తున్న ఒక విశ్రాంతి
🇮🇳Marathi
स्लीपर
एक विश्रामकर्ता जो झोपत आहे
🇮🇳Gujarati
સ્લીપર
આરામ કરનાર જે સૂઈ રહ્યો છે
🇮🇳Kannada
ಮಲಗುವವನು
ನಿದ್ರಿಸುತ್ತಿರುವ ವಿಶ್ರಾಂತಿಗಾರ
🇮🇳Malayalam
ഉറങ്ങുന്നവൻ
ഉറങ്ങുന്ന ഒരു വിശ്രമക്കാരൻ
🇮🇳Punjabi
ਸਲੀਪਰ
ਇੱਕ ਆਰਾਮ ਕਰਨ ਵਾਲਾ ਜੋ ਸੌਂ ਰਿਹਾ ਹੈ
🇵🇰Urdu
سونے والا
ایک آرام کرنے والا جو سو رہا ہے۔
East & Southeast Asia
🇨🇳Chinese
轨枕
正在睡觉的休息者
🇯🇵Japanese
寝台車
眠っている休息者
🇰🇷Korean
자는 사람
자고 있는 휴식자
🇻🇳Vietnamese
người ngủ
một người nghỉ ngơi đang ngủ
🇹🇭Thai
คนนอนหลับ
ผู้พักฟื้นที่กำลังหลับอยู่
🇮🇩Indonesian
tidur
seorang istirahat yang sedang tidur
🇵🇭Filipino
natutulog
isang rester na natutulog
🇲🇾Malay
tidur
tukang rehat yang sedang tidur
Middle East
🇸🇦Arabic
نائم
الراحة الذي ينام
🇮🇷Persian
خواب آور
استراحتی که خواب است
🇹🇷Turkish
uyuyan
uyuyan bir rester
🇮🇱Hebrew
אֶדֶן
מנוח שישן
Test Yourself1 / 3
What is the primary definition of the word 'sleeper'?
The primary meaning of 'sleeper' is 'a rester who is sleeping'.
Which of the following sentences uses the word 'sleeper' in a grammatically correct way?
Using 'sleeper' in a noun/adjective form makes the first sentence correct.
In which domain is the word 'sleeper' most likely to appear as standard vocabulary?
'sleeper' is a standard word used primarily in general literature and formal communications.
Community Poll1 / 6
How often do you encounter the word 'sleeper' in your daily reading?
Very Often
Occasionally
Rarely
Never
Do you find 'sleeper' easy to spell?
Yes, very easy
Somewhat easy
A bit confusing
Extremely hard
In your opinion, does the word 'sleeper' have a positive, neutral, or gloomy tone?
Positive
Neutral
Gloomy
Vibrant
Which age group is most likely to use 'sleeper' in regular conversations?
Kids (3-12)
Teens (13-19)
Adults (20-60)
Seniors (60+)
How likely are you to use 'sleeper' in a professional email?
Very likely
Somewhat likely
Not very likely
Never
Would you classify 'sleeper' 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 →