cosh
noun [ C ] UK uk/kɒʃ/ us/kɑːʃ/ (US blackjack)
（用作武器的）短棍，短棒
a short, heavy stick made of metal or rubber, used as a weapon
Idiom
under the coshidiom UK informal（足球比赛中一方）疲于防守
If a football team is under the cosh, it is defending continuously.
We were really under the cosh with ten men and never really looked like getting back into the game. 我们只有十人在场上，疲于防守，没有还手之力。
cosh
verb [ T ] UK uk/kɒʃ/ us/kɑːʃ/
用棍棒打
to hit someone with a cosh
He was coshed outside the pub. 他在酒馆外面被人用棍棒打了。