the way one drinks; one's manner of drinking
Describes a person's characteristic style or behavior when drinking alcohol. Often used in casual conversation to comment on how someone drinks, e.g., quickly, slowly, happily, or heavily. Compare with 飲みっぷり, which is similar but can sound slightly more colloquial or emphatic.
See also: 飲みっぷり
His way of drinking is always hearty.
あの人の飲みぶりを見ていると、こっちまで楽しくなる。
Watching that person's manner of drinking makes me feel happy too.
Alternate spelling using the kanji 振り; less common but still seen.
Compound of 飲み (nomi, 'drinking', continuative form of 飲む) and ぶり (buri, 'manner, way', a suffix indicating style or appearance).