A smoking seat or section (in a restaurant, train, etc.) where smoking is permitted; often contrasted with non-smoking seats.
このレストランは喫煙席と禁煙席が分かれている。
This restaurant has separate smoking and non-smoking sections.
駅の待合室にあった喫煙席は現在撤去されていることが多い。
Smoking seats that used to be in station waiting rooms have often been removed nowadays.
喫煙席を予約しておいたので、到着してすぐに座れた。
I had reserved a smoking seat, so I was able to sit down as soon as I arrived.