Outside vs We're in we're out

When to use each in English, with meaning, register, and examples.

Outside

Top 1,000 (very common) A1 adverb

We're in we're out

Informal Beyond 10,000 (less common)

Most formal: Outside Most common: Outside

	Outside	We're in we're out
Pronunciation	🇬🇧 /["/ˌaʊtˈsaɪd/"]/ 🇺🇸 /["/ˌaʊtˈsaɪd/"]/	🇬🇧 //wɪər ɪn wɪər aʊt// 🇺🇸 //wɪr ɪn wɪr aʊt//
Meaning	Not inside; in the open air.	A phrase meaning we are included or excluded.
Example	I'm seeing a patient—please **wait outside**.	For the party tonight, just let me know if we're in or we're out.
Register	Neutral	Informal
How common	Top 1,000 (very common)	Beyond 10,000 (less common)
CEFR level	A1	-
Part of speech	adverb
Collocations	outside world, go outside, play outside	in or out decision, we're in for the adventure, we're out of the loop
Antonyms	inside	-
Common mistakes	Confused with 'out' or 'outdoor'., Using 'outside' when referring to an interior space., Incorrectly assuming 'outside' is used only for physical locations.	Confused with 'we're in or we're out' as a choice instead of a state., Using it in overly formal settings where it's not appropriate.
Usage notes	Use 'outside' when referring to places that are open or not enclosed. Avoid in formal writing where 'external' might be preferable.	This phrase is often used in casual conversations to indicate group inclusion or decisions. It may not be suitable for formal contexts.

See it in real clips

Sherlock › S1 E1

The inside is shinier than the outside, so it's regularly removed.

Breaking Bad › S1 E1

I said I need you outside to do some wipe downs.

Chernobyl › S1 E1

You saw men outside vomiting.

Sherlock › S1 E1

The inside is shinier than the outside, so it's regularly removed.

Breaking Bad › S1 E1

I said I need you outside to do some wipe downs.

Outside

We come back, we analyze, we debrief. We're in, we're out.

We're in we're out

Frequently asked questions: Outside vs We're in we're out

What's the difference between Outside and We're in we're out?

Outside: Not inside; in the open air. We're in we're out: A phrase meaning we are included or excluded.

Which is more formal: Outside and We're in we're out?

Outside is the most formal of these.

Which is more common: Outside and We're in we're out?

Outside is the most common in everyday English.

Can you show an example of each?

Outside: I'm seeing a patient—please **wait outside**. We're in we're out: For the party tonight, just let me know if we're in or we're out.

Can I use Outside and We're in we're out interchangeably?

Not always. Outside and We're in we're out are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.