To wet or stain an object completely with some physical quality.
In general, to act in a way which results in an object becoming completely permeated or impregnated by some quality.
To drain or seep through a porous substance.
To pass a liquid through a porous substance; to filter.
To make (coffee) in a percolator.
To spread slowly or gradually; to slowly become noticed or realised.
A liquid that has been percolated.