falloff

Noun

1. A reduction or decline.
   • In those portions of District 2 outside of South Boston the falloff in voter participation was dramatic. - 1983 December 31, Robert P. Wasson Jr., “"Whither BL/GPA?"—A Response”, in Gay Community News, volume 11, number...

   Synonyms: drop-off

2. A note immediately followed by a rapidly descending group of notes.
   • Jazz symbols include many contoured articulations and inflections, such as doits, fall-offs, and scoops. - 1995, Music & Computers, volume 1, numbers 2-4, page 57:
3. The noticeable retraction and falling movement of a buck from a doe, usually indicating successful insemination.