This is the 7628th most frequent Turkish word.
hilton
In Turkish slang, "hilton" refers to a luxurious or spacious prison cell.
Here, 'Hilton' is used as a proper noun referring to a specific hotel brand or establishment.
Hilton otelinde bir gece geçirdim.
I spent a night at the Hilton hotel.
In this sentence, 'Hilton' specifies the origin or ownership of the conference room, again referring to the brand.
Hilton toplantı salonunda bir konferans vardı.
There was a conference in the Hilton conference room.
'Hilton' here is used descriptively to associate the breakfast with the branding of the establishment.