fill somebody's boots/shoes(redirected from fill somebody's boots)
fill someone's shoes
Fig. to take the place of some other person and do that person's work satisfactorily. (As if you were wearing the other person's shoes.) I don't know how we'll be able to do without you. No one can fill your shoes. It'll be difficult to fill Jane's shoes. She did her job very well.
fill somebody’s ˈboots/ˈshoesdo somebody’s job in a satisfactory way when they are not there: Mr Carter is retiring and we need a new director to fill his shoes.
fill (someone's) shoes
To assume someone's position or duties.