CAST-IRON


Meaning of CAST-IRON in English

adjective

1.

made of cast iron :

a cast-iron bridge

2.

very strong or certain; that cannot be broken or fail :

a cast-iron guarantee / promise

a cast-iron excuse / alibi

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.