This is the 3874th most frequent Russian word.
баумана
"Баумана" is the genitive or accusative form of "Бауман," often referring to a proper noun, such as a surname or the famous Baumanskaya Street in Moscow.
Here, 'Баумана' is used as a proper noun in the genitive case, indicating possession or connection to the street.
Я живу на улице Баумана.
I live on Bauman Street.
In this example, 'Баумана' refers to the street and implies a location related to it.
Наш университет находится на Баумана.
Our university is located on Bauman (Street).
'Баумана' is used here to describe the street as the place of an activity, walking, requiring the noun to be in the genitive case after the preposition 'по'.