cement hands

informal plural plural-only

(sports, informal) Hands that do not catch or grip well because they are too tense.

Japanese Meaning

〔スポーツ・口語〕緊張しすぎて、ボールなどをしっかりとキャッチできない、掴む力が弱い手。 / 〔スポーツ・口語〕手が固く、グリップやキャッチに問題が生じる状態を示す表現。

Despite his speed, he still had cement hands and often dropped easy passes.

スピードはあったが、彼はまだ手がガチガチで簡単なパスをよく落とした。

Sense（1）

(sports, informal) Hands that do not catch or grip well because they are too tense.