flail about

intransitive

(intransitive) To wave one's arms (or upper body) about violently, rather like a flail.

Japanese Meaning

腕や上半身を激しく振り回すこと

When the boat hit the wave, he began to flail about, clutching at the railing.

船が波を受けたとき、彼は手すりをつかみながら手を激しく振り回し始めた。

Sense（1）

(intransitive) To wave one's arms (or upper body) about violently, rather like a flail.

flails about

（ present singular third-person ）

flailing about

（ participle present ）

flailed about

（ participle past ）

flailed about

（ past ）