This is the 4889th most frequent Russian word.
казино
Casino.
'Казино' is used here as a noun referring to a specific establishment for gambling.
Мы пошли в казино прошлой ночью.
We went to the casino last night.
'Казино' functions as a noun, describing the place where the action occurred.
Он потратил все свои деньги в казино.
He spent all his money at the casino.
'Казино' describes the venue for employment, highlighting its functional context.