Last Updated：2025/11/23

(idiomatic) A person who appears self-satisfied or smug, especially while concealing something mischievous, prohibited, or private.

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cat that ate the canary

Source Word

cat that ate the canary

Noun

idiomatic

(idiomatic) A person who appears self-satisfied or smug, especially while concealing something mischievous, prohibited, or private.

Japanese Meaning

隠している不正や秘密（例えば、悪戯、禁止された行為など）を持ちながら、得意げで自己満足している人。 / 自分の隠された悪事や非公認の行動を胸を張って隠しながら、表面的には誇らしげな態度をとる人物。

He sat at the table like a cat that ate the canary after they discovered he had taken the last slice of cake.

彼は最後の一切れのケーキを取ったことがばれてから、得意げでやましいことを隠しているかのような顔でテーブルに座っていた。

Sense（1）

(idiomatic) A person who appears self-satisfied or smug, especially while concealing something mischievous, prohibited, or private.

He talked freely and carried the smile of the cat that swallowed the canary.

Sense（2）

(idiomatic) A person whose appearance and behavior suggest guilt mixed with other qualities, such as satisfaction or feigned nonchalance.