fillip

(fĭlˈəp)

1. A snap or light blow made by pressing a fingertip against the thumb and suddenly releasing it.
2. An embellishment that excites or stimulates: “Spritely tabasco onions, just a little crunch for the top, were an added fillip” (Alison Arnett).
3. One that is trivial or of little importance.

1. To strike or propel rapidly by as or as if by a fillip: filliped his finger against my ear; filliped the pretzel across the counter.
2. To stimulate or arouse.