- a short thick stick used as a weapon（用作武器的）粗短棍棒。
- （cudgelled, cudgelling; 〈美〉cudgeled, cudgeling）with obj. beat with a cudgel用棍棒打。
短语
cudgel one's brain（或brains）
- think hard about a problem绞尽脑汁, 苦苦思索。
take up the cudgels
- start to defend or support someone or something strongly坚决保卫（或支持）：
there was no one else to take up the cudgels on their behalf.
没有其他人起来支持他们。
词源
Old English cycgel, of unknown origin.