Dictionary

underworld

noun un·der·world \-ˌwərld\

: the world of crime and criminals

the underworld : the place where dead people go in Greek myths

Full Definition of UNDERWORLD

1
:  the place of departed souls :  hades
2
archaic :  earth
3
:  the side of the earth opposite to one :  antipodes
4
:  a social sphere below the level of ordinary life <the town's seedy underworld>; especially :  the world of organized crime

Examples of UNDERWORLD

  1. <a magazine article taking an insightful look at the underworld inhabited by street people>

First Known Use of UNDERWORLD

1598

Related to UNDERWORLD

UNDERWORLD Defined for Kids

underworld

noun un·der·world \ˈən-dər-ˌwərld\

Definition of UNDERWORLD for Kids

:  the world of crime

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