ramrod
n
1 iron rod formerly used for ramming the charge into muzzle-loading guns 推彈桿(舊時前膛槍炮裝火藥用的鐵棒).
2 (idm 習語) (as) stiff/straight as a `ramrod (of a person) very erect (指人)挺立的
The soldier stood stiff as a ramrod. 這士兵站得筆直.
??? 情景例句
It would be a great business if you could do that.