To sink or to hang in a downward manner: "You can always tell when Desmond is sad because his shoulders will droop."

A fruit or nut which has a single seed in the center and is surrounded either by a soft flesh (cherry) or by a hard flesh (almond shell): "When the drupe are ripe on the trees, it is always a contest of whether Glenna will get to pick the cherries or if the birds will get them first."