Last Updated：2025/11/23

(informal, humorous, very rare) Any substance having a strong physiological effect, similar to that of caffeine but stronger.

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supercaffeine

Source Word

supercaffeine

Noun

humorous informal rare

(informal, humorous, very rare) Any substance having a strong physiological effect, similar to that of caffeine but stronger.

Japanese Meaning

（口語的、ユーモラス、非常に珍しい）カフェインと同様の作用を持つが、より強力な生理作用を示す物質

After downing the experimental energy shot, she swore it contained supercaffeine because her heart raced for hours.

実験的なエナジーショットを一気に飲んだあと、心臓が何時間もドキドキしたので、それには極めて強力なカフェイン様物質が入っているに違いないと彼女は言った。

Sense（1）

(informal, humorous, very rare) Any substance having a strong physiological effect, similar to that of caffeine but stronger.

supercaffeines

（ plural ）