Alternative form of formfilling.

Let the wind fill the sails of a sailing ship and start sailing.

(idiomatic) To do (somebody's) job; to perform or assume (somebody's) role.

A rural appellation for the month of February, when rain or melting snow fills dykes with water.

A female prostitute; a courtesan.

(Britain) filling station, especially one attached to a supermarket

(mathematical analysis) a curve whose range contains the entire 2-dimensional unit square (or the 3-dimensional unit cube)

plural of space-filling curve

(chemistry) A type of three-dimensional molecular model, where the atoms are represented by spheres whose radii are proportional to the radii of the atoms, and whose center-to-center distances are proportional to the distances between the atomic nuclei, all in the same scale.

(idiomatic) to be satisfied, to have enough of something.