The crossword solution for the term 'SPOILER OF A PERFECT RECORD' is 'LOSS'. A spoiler of a perfect record is something that interrupts or ruins a streak of success. It can refer to any situation where someone has achieved a certain level of success and then something happens to prevent them from continuing that streak. In this case, the spoiler is a 'loss', which could refer to a physical loss, such as a game or competition, or a financial loss.