豚の餌, 残飯
liquid food for pigs, consisting of kitchen scraps mixed with water or skimmed milk
がぶ飲み, まずい酒
a large drink of something, especially an alcoholic drink of poor quality
がぶ飲みする, 一気に飲む
drink (something) greedily or in large quantities
洗い流す, すすぐ
wash (something) by pouring water over or through it