(あしこし)

あしこし
noun
legs and lower back; lower body strength
body-parthealth
1. legs and lower back; lower body strength
The legs and lower back considered as a functional unit, especially regarding physical strength and mobility.
足腰(あしこし)(よわ)なった
My legs and lower back have gotten weaker.
足腰(あしこし)(きた)えること大切(たいせつ)だ。
It's important to strengthen your lower body.
祖母(そぼ)九十歳(きゅうじゅっさい)まだ足腰(あしこし)しっかりしている
My grandmother is ninety, but her legs and lower back are still strong.
Walking every day makes your lower body strong.

Refers to the legs and lower back as a unit, especially in the context of physical strength and mobility. A compound of (あし) (legs) and (こし) (lower back/hips). Often used when discussing aging, fitness, or physical condition.

Common collocations

Usage

Very commonly used in health and fitness contexts, and when describing elderly people's physical condition. It emphasizes the functional unity of the lower body rather than individual parts.