arrive at a certain condition through repeated motion; "The stitches of the hem worked loose after she wore the skirt many times"
applying the mind to learning and understanding a subject (especially by reading); "mastering a second language requires a lot of work"; "no schools offer graduate study in interior design"
proceed towards a goal or along a path or through an activity; "work your way through every problem or task"; "She was working on her second martini when the guests arrived"; "Start from the bottom and work towards the top"
go sour or spoil; "The milk has soured"; "The wine worked"; "The cream has turned--we have to throw it out"
(physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force; "work equals force times distance"