Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

best mates

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "best mates" is correct and usable in written English. You can use it to refer to very close friends, often in informal contexts. Example: "They have been best mates since childhood." Alternative expressions include "close friends" and "best friends."

✓ Grammatically correct

News & Media

Sport

Music

Lifestyle

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

MH Metallica's best mates.

They're best mates.

"We're best mates.

I've lost best mates.

News & Media

The New York Times

Are they soulmates, or just best mates?

"Some of my best mates are here.

"That's one of my best mates.

News & Media

The Guardian

"My best mates in life are my best mates from secondary school.

But right now it's not easy to be best mates.

News & Media

The New York Times

I mean, your best mates tell you, don't they?

News & Media

The Guardian

"One of my best mates shot himself in the head.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

Employ this phrase when you want to humanize public figures, as seen in Ludwig examples where celebrities or athletes are described through their personal bonds.

Common error

Do not use "best mates" in formal North American business or legal correspondence where the term might be misunderstood as unprofessional slang. Opt for "close associates" or "trusted partners" instead.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

96%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "best mates" functions as a plural noun phrase that serves to identify a high degree of platonic intimacy between individuals. In many Ludwig examples, it acts as a subject complement following a linking verb (e.g., "We are best mates"). It is used as a stronger, more colloquial version of the phrase "best friends".

Expression frequency: Very common

Frequent in

News & Media

65%

Sport

20%

Lifestyle

10%

Less common in

Science

2%

Formal & Business

2%

Academia

1%

Ludwig's WRAP-UP

In conclusion, "best mates" is a widely accepted and highly effective phrase for describing deep, platonic bonds. Ludwig AI confirms its correctness and frequent appearance in high-authority media outlets such as The Guardian and the BBC. While it is primarily Informal and carries a distinct regional flavor associated with British and Australian English, its usage is versatile enough to appear in sports, music and lifestyle journalism. It serves as a powerful linguistic tool for humanizing subjects and conveying trust. Writers should feel confident using it in creative and journalistic contexts but should opt for more formal synonyms like "close friends" in academic or strictly formal American business environments.

FAQs

How to use "best mates" in a sentence?

You can use it to describe an intimate bond, such as in the Ludwig example: "They have been "best mates" since secondary school."

What can I say instead of "best mates"?

You can use alternatives like "best friends", "closest friends" or "inseparable" depending on the context.

Is "best mates" formal or informal?

It is considered Informal, though it is frequently used in high-quality journalism like The Guardian and BBC to describe personal dynamics in a relatable way.

What is the difference between "best mates" and "soulmates"?

While "best mates" refers to deep friendship, "soulmates" usually implies a romantic or spiritual connection that goes beyond platonic friendship.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

96%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Most frequent sentences: