Definition of sprinkle:
to cause (a substance) to fall in fine drop
s (for a liquid substance) or small pieces (for a solid substance); to cover
(an object) by sprinkling a substance on to it
"the confectioner sprinkled icing sugar over the cakes."
a light covering with a sprinkled substance; a light rain shower
"he decorated the Christmas card with a sprinkle of glitter."