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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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sleep in

Grammar usage guide and real-world examples

USAGE SUMMARY

"sleep in" is correct and usable in written English.
You can use "sleep in" when describing staying in bed longer than usual, or when discussing sleeping later than usual. Example: "I'm exhausted after that long weekend, so I think I'm going to sleep in tomorrow."

✓ Grammatically correct

News & Media

Academia

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

You sleep in.

News & Media

The New Yorker

sleep in 2 hrs.

News & Media

The New Yorker

They sleep in cemeteries.

News & Media

The New Yorker

Sleep in uneasy peace.

News & Media

The New Yorker

"Bashar's pilots sleep in.

News & Media

The New Yorker

You can sleep in".

News & Media

The New York Times

Sleep in my bed!

News & Media

Independent

Students sleep in on Mondays.

News & Media

The New York Times

"We sleep in the mortuary.

News & Media

Independent

"I will sleep in peace.

News & Media

The New York Times

And sleep in the dark.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

Use "sleep in" when you want to emphasize the act of sleeping later than usual, especially on weekends or holidays. It implies a deliberate choice to extend your sleep.

Common error

Avoid using "sleep in" when describing accidental oversleeping due to external factors like a faulty alarm. In such cases, use "oversleep" instead.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "sleep in" functions as an intransitive verb phrase. It describes an action performed by the subject, indicating the act of sleeping later than one's usual waking time. Ludwig AI confirms the validity of this phrase in written English.

Expression frequency: Very common

Frequent in

News & Media

50%

Wiki

25%

Academia

15%

Less common in

Formal & Business

3%

Science

4%

Reference

3%

Ludwig's WRAP-UP

The phrase "sleep in" is a common and grammatically sound way to describe the act of sleeping later than usual. As Ludwig AI confirms, it's widely accepted in written English. This phrase is most frequently found in News & Media and Wiki contexts. While simple, it implies a deliberate choice to extend one's sleep for leisure or relaxation. Alternatives like "sleep late" or "lie in" can be used interchangeably, but it's important to distinguish "sleep in" from "oversleep", which describes unintentional oversleeping.

FAQs

How do I use "sleep in" in a sentence?

You can use "sleep in" to describe the act of sleeping later than usual. For example, "I plan to "sleep in" on Sunday since it's my day off."

What's a simple alternative to "sleep in"?

A simple alternative is "sleep late". It conveys the same meaning of waking up later than usual.

Is it grammatically correct to say "sleep in"?

Yes, "sleep in" is grammatically correct and a common idiom used in English to describe the act of sleeping later than usual.

When should I use "oversleep" instead of "sleep in"?

Use "oversleep" when you unintentionally sleep longer than you planned, often due to missing an alarm or misjudging the time. "Sleep in" suggests a deliberate choice to extend your sleep.

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Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: