FLUID SCOOP FOR A THRUST REVERSER SYSTEM

An assembly (72) is provided for an aircraft propulsion system (20). This aircraft propulsion system assembly (72) includes a thrust reverser system (38). The thrust reverser system (38) includes a cascade structure (68) and a scoop (94). The cascade structure (68) is configured with a plurality of flow passages (92). Each of the flow passages (92) extends through the cascade structure (68). The flow passages (92) include a first flow passage (92A). The scoop (94) is configured to direct fluid into at least the first flow passage (92A). The scoop (94) includes a serrated leading edge (102).