1 solid particles that sink to the bottom of certain liquids, esp wine and beer 沉淀物（尤指葡萄酒和啤酒中者）.
2 (fig 比喻) worst and most useless part (of sth) 残渣; 渣滓
*the dregs of society 社会的渣滓.
3 (idm 习语) drink/drain sth to the `dregs drink all of sth 喝乾; 喝光.
[Date: 1300-1400; Language: Old Norse;Origin: dregg]
a small amount of a drink, sometimes with bits in, left at the bottom of a cup, glass, or bottle
the dregs of society/humanity
not polite an offensive expression used to describe the people that you consider are the least important or useful in society