drive a coach and horses through

Britain idiomatic

(Britain, idiomatic) To spoil, break or render ineffective (a rule, plan or agreement).

Japanese Meaning

（規則、計画、合意などを）台無しにする、無効にする、無力化する

If the committee allows this loophole, they'll drive a coach and horses through the new regulations.

委員会がこの抜け穴を許せば、新しい規則は完全に骨抜きにされてしまうだろう。

Sense（1）

(Britain, idiomatic) To spoil, break or render ineffective (a rule, plan or agreement).

These findings drive a coach and horses through the claim that Wonga has been lending responsibly.

drives a coach and horses through

（ present singular third-person ）

driving a coach and horses through

（ participle present ）

drove a coach and horses through

（ past ）

driven a coach and horses through

（ participle past ）