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.
What are CRR and SLR with respect to banks? CRR or cash reserve ratio is the minimum proportion / percentage of a bank's deposits to be held in the form of cash.Banks actually don't hold these as cash with themselves, but deposit the same with RBI / currency chests, which is considered equivalent to holding cash with themselves.hat are CRR and SLR with respect to banks? CRR or cash reserve ratio is the minimum proportion / percentage of a bank's deposits to be held in the form of cash.