The crossword solution for the term 'Airport Sounds' is ROARS, which has five letters. ROARS are loud, deep, and often intimidating sounds that can be heard in airports. They are usually made by large aircraft engines as they take off or land. ROARS can also be heard from other sources such as jet engines, helicopters, and other large machinery. The sound of ROARS in an airport can be quite overwhelming and can be a reminder of the power of flight.