Wiktionary
n. (context fractional English) One of fifty-three equal parts of a whole. num. (context ordinal English) The ordinal form of the number fifty-three, describing a person or thing in position number 53 of a sequence.
Usage examples of "fifty-third".
Rudolph decides to look Buttsy up and cause him a little pain in return and he is moseying through Fifty-third when he gets so weak he falls down on the sidewalk in front of the old house and rolls down a short flight of steps that lead from the street level to a little railed-in areaway and ground floor or basement door and before he stops rolling he brings up against the door itself and it creaks open inward as he bumps it.
Speaking of clothes, all the eunuchoid trend-spotters out there might be interested to know that when I saw Lothar Nobo on Fifty-third Street this afternoon, right outside the Museum of Modern Commerce, he was wearing a braided Sassoon lion's mane, a speckled leopard-pelt jumpsuit, and a pair of king cobra elevated shoes.
It is gray and white and very dirty and its fur is all frowzled up, so it is a very miserable-looking little kitten to be sure the day it crawls through a broken basement window into an old house in East Fifty-third Street over near Third Avenue in the city of New York and goes from room to room saying merouw, merouw in a low, weak voice until it comes to a room at the head of the stairs on the second story where a guy by the name of Rudolph is sitting on the floor thinking of not much.