noun
margin money; consignment guarantee deposit
A deposit required in consignment or brokerage transactions, often in securities or commodity futures trading, to cover potential losses.
先物取引を始めるには、委託保証金を証券会社に預ける必要がある。
To start futures trading, you need to deposit margin money with the brokerage firm.
委託保証金が不足すると、追加の証拠金を求められることがある。
If the margin money is insufficient, you may be asked for additional collateral.