I met him in a bar in Budapest.
There weren't any free tables, so I sat at the bar.
Why don't you ask the guy behind the bar?
Every day she works in the hotel and [a] bar. (Skills for Life (Entry 1); A1; Polish)
a bar of soap
a chocolate bar
I think I've got the right present for your cousins. What do you think about a bar of chocolate from Switzerland? (First Certificate in English; B2; Swiss German)
The gorilla rattled the bars of its cage.
When they looked into the lake, they saw a long bar of gold. (First Certificate in English; B2; Korean)
He will spend the rest of his life behind bars.
In the darkness, Lew Kuan Yee had sworn revenge against Michael, the detective who had sent him behind bars. (First Certificate in English; B2; Chinese)
Lack of money should not be a bar to a good education.
Nevertheless, fashion could be felt as a bar to our own liberty since the maga[z]ines impose their views on the customers. (Certificate of Proficiency in English; C2; French)