Meanings
Unclear, but probably inspired by the "den of thieves" in the KJV Bible (Matthew 21:13: My house shall be called the house of prayer; but you have made it a den of thieves), which is a calque of Latin spēlunca latrōnum.
How to pronounce "den of iniquity":
AU
A place of immoral behavior, often of a sexual type.
Example Sentences
1
They discovered a den of iniquity, filled with drugs and stolen goods.
2
The abandoned warehouse had become a den of iniquity for criminals.
3
The small town was known for its den of iniquity, a notorious bar frequented by shady characters.
4
The police raided the den of iniquity and arrested several people involved in illegal activities.
5
The wealthy businessman secretly indulged in a den of iniquity, engaging in illicit affairs.