flail
🇺🇸
/fleɪl/
🇬🇧
/fleɪl/
To swing arms or legs around in a wild or uncontrolled way.
The child flailed his arms in excitement.
To strike something or someone repeatedly and forcefully.
The man flailed the branch against the tree.
A tool with a long handle and a swinging mechanism used for threshing grain.
The farmer used a flail to separate the wheat from the chaff.