The term 'Major Mix-Ups' is a phrase used to describe chaotic and confusing situations. The crossword solution for this term is 'SNAFUS', which is an acronym for 'Situation Normal All Fouled Up'. This phrase is used to describe a situation that has become chaotic and disorganized due to a mistake or miscommunication. It is often used in military settings, but can be applied to any situation where confusion and disorder have arisen.