Sweep Account Love Machine 16 years ago Sweep Account A bank account into which all excess funds available at the closing of every business day is transferred for a higher interest earning investment option. Random Finance Terms for the Letter S Swap Rate Swap Reversal Swap Sale Swaption Sweep Account Swingline Facility Definition Swissy Synchronous Data Syndicate Synergistic Effect Recommended for you: Synchronous Data Synergistic Effect Swap Rate Syndicate