clear(redirected from as clear as mud)
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Related to as clear as mud: worse for wear, as clear as day
To settle a transaction by the payment of the price and often the delivery of the goods. Because so many transactions occur at a given time, and because they may directly or indirectly involve a number of third parties, such as brokers, dealers, or specialists, clearing firms settle most transactions in exchange for a fee.
To pay for securities delivered into an account and accept funds for securities delivered out of an account.