What does Non-Sufficient Funds (NSF) mean? October 19, 2023 21:12 Updated When a customer does not have enough available money to cover their transaction. Start riding with LOOPSign up for the LOOP Navigator Newsletter Related articles What is a Cancellation? What is a Claimant? What is a Motor Vehicle Report (MVR)? How can I order a new MVR? What does Non-Renewal mean? What is a Reinstatement?