Last Updated：2025/11/23

(colloquial) efficient because of having nothing in excess of what is needed, and single-minded in one's objective

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lean and mean

Source Word

lean and mean

colloquial

(colloquial) efficient because of having nothing in excess of what is needed, and single-minded in one's objective

Japanese Meaning

無駄がなく、必要十分なもので効率的に機能している状態 / 単一の目的に向かって徹底的に集中している状態 / 洗練され、不要なものが取り除かれた（余計なものがない）状態

Our startup runs a lean and mean operation, cutting unnecessary costs to focus solely on product development.

私たちのスタートアップは、無駄を省いた効率的で目的に一途な運営を行い、不必要なコストを削減して製品開発に専念しています。

Sense（1）

(colloquial) efficient because of having nothing in excess of what is needed, and single-minded in one's objective

He's a lean and mean fighting machine.

leaner and meaner

（ comparative ）

leanest and meanest

（ superlative ）