How do you use "A1" in a sentence?

The service at that hotel was A1 — they thought of everything. She's been an A1 friend since day one. That steak was A1. Cooked to perfection.

A1

Q: What does "A1" mean?

Top quality, first-rate, the best possible. Rating something as 'A1' means it's the highest grade — no flaws, no complaints. It can describe food, people, experiences, or quality. 'A1 since day one' is a common extension meaning someone has always been top-notch.

American Slang Term American ★★★☆☆ Moderate Casual

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Meaning: Top quality, first-rate, the best possible.

顶级品质、一流、最好的。

De la mejor calidad, de primera, lo mejor posible.

最高品質、一流、これ以上ないほど良い。

최고 품질, 일류, 가능한 한 최고의.

Rating something as 'A1' means it's the highest grade — no flaws, no complaints. It can describe food, people, experiences, or quality. 'A1 since day one' is a common extension meaning someone has always been top-notch.

把某样东西评为'A1'意味着它是最高等级——没有瑕疵、没有抱怨。可以用来形容食物、人、体验或品质。'A1 since day one'是一个常见的延伸用法，意思是某人从一开始就是顶尖的。

Calificar algo como 'A1' significa que es de la máxima categoría — sin fallos, sin quejas. Puede describir comida, personas, experiencias o calidad. 'A1 since day one' es una extensión común que significa que alguien siempre ha sido de primera.

何かを「A1」と評価するのは、最高ランク——欠点なし、不満なしという意味。食べ物、人、体験、品質など何にでも使える。「A1 since day one（初日からずっと一流）」はよく使われるフレーズで、その人がずっと最高だったことを意味する。

무언가를 'A1'이라고 평가하는 것은 최고 등급이라는 뜻이다 — 흠잡을 데 없이, 불만이 없다. 음식, 사람, 경험, 품질 모두를 묘사할 수 있다. 'A1 since day one'은 누군가가 항상 최고였다는 뜻의 흔한 확장 표현이다.

Examples

The service at that hotel was A1 — they thought of everything.
那家酒店的服务是A1级别的——方方面面都考虑到了。
El servicio de ese hotel fue A1 — pensaron en todo.
あのホテルのサービスはA1だった——何から何まで行き届いていた。
그 호텔 서비스는 A1이었어 — 모든 것에 신경을 썼더라고.
She's been an A1 friend since day one.
她从第一天起就是A1的朋友。
Ha sido una amiga A1 desde el primer día.
彼女は初日からA1の友達だ。
그녀는 처음부터 A1급 친구야.
That steak was A1. Cooked to perfection.
那块牛排是A1的。火候完美。
Ese filete estaba A1. Cocinado a la perfección.
あのステーキはA1だった。完璧な焼き加減。
그 스테이크는 A1이었어. 완벽하게 구워졌다.

Pronunciation

Usage Guide

Context: quality, character, food, experience

Tone: definitive, praising

✓ Do Say

That was A1.
那个太A1了。
Eso fue A1.
あれはA1だった。
그거 A1이었어.
A1 quality right there.
A1的品质。
Calidad A1, sin duda.
まさにA1クオリティ。
진짜 A1급 퀄리티다.

✗ Don't Say

May be confused with A1 steak sauce — Americans will often think of the condiment brand, which can be a fun association for food compliments
可能会跟A1牛排酱混淆——美国人通常会联想到那个调味品品牌，用在夸食物时倒是个有趣的联想
Puede confundirse con la salsa A1 para carne — los estadounidenses suelen pensar en la marca de condimento, lo cual puede ser una asociación divertida cuando se halaga la comida
A1ステーキソースと混同されることも。アメリカ人はまずあの調味料ブランドを思い浮かべるので、食べ物の褒め言葉としては面白い連想になる
A1 스테이크 소스와 혼동될 수 있다 — 미국인들은 이 조미료 브랜드를 먼저 떠올리는 경우가 많아서, 음식 칭찬에서는 재미있는 연상이 될 수 있다

Origin & History

From Lloyd's Register of Shipping, which used 'A1' to classify ships in the best condition since 1764. In American English, 'A1' as slang for 'the best' has been around since the 19th century. Hip-hop culture revived it in the 2000s.

Cultural Context

Era: 19th century onwards

Generation: All ages

Social background: Universal

A1