transcription, транскрипция: [ ʌndə(r)wɜ:(r)ld ]
1.
The underworld in a city is the organized crime there and the people who are involved in it.
Some claim that she still has connections to the criminal underworld.
...a wealthy businessman with underworld connections.
N-SING : oft N n , n N
2.
In many ancient religions and legends, the underworld is a place under the earth’s surface where people go after they die.
...Persephone, goddess of the underworld.
N-SING : the N