Definition of drive a coach and horses through in English:

drive a coach and horses through

British Make (something) ineffective: he’s driving a coach and horses through our environmental legislation
More example sentences
  • Because it's unwritten it's very easy to drive a coach and horses through, because it has no legal protection in text.
  • But the legal people have told me they could drive a coach and horses through that one.
  • The internet drove a coach and horses through this prim arrangement.
See parent entry: coach

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day antebellum
Pronunciation: ˌantɪˈbɛləm
adjective
occurring or existing before a particular war…