Definition of ironclad. 1  1 : sheathed in iron armor âused especially of naval vessels. 2  2 : so firm or secure as to be unbreakable: such asa : binding an ironclad oathb : having no obvious weakness an ironclad case against the defendant.
Best Answer: CR means a credit. If this appears on the balance due line of your statement, it means that you owe nothing and that you are that much ahead of future charges and no payment or acknowledgment is needed.
(3) (in relation to the definition of electronic money issuer and payment service provider 215) a credit institution as defined by (1)(a) and includes a branch of the credit institution within the meaning of article 4(1)(17) of the EU CRR which is situated within the EEA and which has its head office in a territory outside the EEA in accordance with article 47 of the CRD.