What is money Londring?

Money Laundering: As per Business Dictionary

Legitimization (washing) of illegally obtained money to hide its true nature or source (typically the drug trade or terrorist activities). Money laundering is effected by passing it surreptitiously through legitimate business channels by means of bank deposits, investments, or transfers from one place (or person) to another

I agree with Helen They hide it in various bank accounts in smaller deposits to hide from feds.Banks are to turn in to feds deposits of 5000+.