中ちゅう瓶びんMeanings1nounmedium-sized bottle (of beer)Typically refers to a 500 ml beer bottle, common in Japanese restaurants and izakaya.居い酒ざか屋やで中ちゅう瓶びんを二に本ほん頼たのんだ。We ordered two medium-sized bottles of beer at the izakaya.