あっ

Short exclamation indicating sudden realization, discovery, or surprise.

Readings

Other forms

アッ katakana

1 Interjection

"Oh!" / "Oops!" (Sudden Realization)

Used reflexively upon suddenly spotting an object, recalling a memory, or noticing a mistake.

Example

あっ、鍵を部屋に忘れました。

Oops, I forgot my keys in the room.

3 more examples in the mobile app

2 Interjection

"Hey!" / "Watch out!" (Getting Attention)

A sharp vocalization emitted to urgently warn others or draw immediate attention to a surprising event.

Usage notes & examples available in the mobile app

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VOCAB 2 / 30

あっ

Short exclamation indicating sudden realization, discovery, or surprise.

Example

この言葉を覚えましょう。

Let's memorize this word.

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Hard

Good

Easy