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.
CRR and SLR are the two ratios. CRR is a cash reserve ratio and SLR is statutory liquidity ratio. Under CRR a certain percentage of the total bank deposits has to be kept in the current account with RBI which means banks do not have access to that much amount for any economic activity or commercial activity.epo rate is a rate at which banks borrow from RBI for short periods up to 7 or 14 days but predominantly overnight. RBI manages this repo rate which is the cost of credit for the bank.