roskaväki — meaning in English

English meaning

dregs noun The gritty sediment that settles at the bottom of a drink, especially unfiltered wine or coffee.
riffraff noun People regarded as disreputable or of low social standing, especially as a group.
scum noun A thin layer of dirt, foam, or other impurities that gathers on the surface of a liquid.
trash noun Discarded material; garbage or rubbish.

roskaväki is used for these senses in English:

dregs (figuratively, the dregs) The worst and lowest part of something.
lumpenproletariat (Marxism) The lowest stratum of the proletariat, whose mental and physical health, mores and morale have deteriorated, through exploitation by the bourgeoisie, to a degree where they cannot build class consciousness and hence cannot be mobilized for the revolution.
riffraff (informal, somewhat, derogatory) The rabble; crowds; people of a low, disreputable or undesirable class or position.
scum (derogatory, slang) A reprehensible person or persons.
trash (chiefly, North American, slang, derogatory) People of low social status or class. (See, for example, white trash or Eurotrash.)

noun The gritty sediment that settles at the bottom of a drink, especially unfiltered wine or coffee.
noun The most worthless or lowest part of something, especially people.