The crossword solutions for the term 'IT MAY BRING DOWN THE HOUSE' are 'HURRICANE' (9 letters) and 'TNT' (3 letters). A HURRICANE is a type of tropical cyclone that is characterized by strong winds, heavy rain, and flooding. It is one of the most destructive natural disasters and can cause significant damage to buildings and infrastructure. TNT, or trinitrotoluene, is an explosive chemical compound that is used in military applications and demolition. It is highly volatile and can cause massive destruction when detonated.