fill (one's) shoes(redirected from fill our shoes. fill their shoes)
fill (one's) shoes
To replace one in some role; to take over for one in some position. You do so much for the company that I don't see how anyone could fill your shoes.
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 (someone's) shoes
To assume someone's position or duties.