[ noun ] a noticeable decline in performance
: "the team went into a slump" "a sudden slack in output" "a drop-off in attendance" "a falloff in automobile sales"
Used in print(St. Louis Post-Dispatch,...)
On last May 1 , the Cardinals stood at 7 - 6 , ending a two season fall-off on that milestone .(Cornell H. Mayer, "Radio Emission of the Moon...)
These contour diagrams also suggest a rather rapid falloff in the radio_brightness with latitude .