High Quality Content by WIKIPEDIA articles! A money bag (moneybag, bag of money, money sack, sack of money, bag of gold, gold bag, sack of gold, etc.) is a bag (normally with a drawstring) of money (or gold) used to hold and transport coins and banknotes from/to a mint, bank, ATM, milled, business, or other institution. Money bags are usually transported in an armored car or a money train and, in the past, via stagecoach.