This is the 5378th most frequent German word.
bashir
The term "bashir" does not have a meaning in standard German; it may be a proper noun or borrowed from another language.
Here, 'Bashir' is used as a proper noun, likely as the name of a person.
Bashir ist ein guter Freund von mir.
Bashir is a good friend of mine.
In this sentence, 'Bashirs' indicates possession, as the genitive case form of the proper noun 'Bashir'.
Kennst du Bashirs neue Idee für das Projekt?
Do you know Bashir's new idea for the project?
Here, 'Bashir' is the subject of the book being discussed, again used as a proper noun.