# underbelly

/ˈəndɝˌbɛɫi/ (US) · /ˌʌndəbˈɛli/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/underbelly
Updated: 2026-05-30

## Definition

the hidden or secret side of a place or situation that is not usually seen. It often describes the dark, dangerous, or illegal parts of a city or a system.

For teachers: the hidden or secret aspects of a place, situation, or organization, typically those that are unpleasant, dangerous, or illegal. Often used metaphorically to describe the less visible, often criminal, side of a metropolis.

## Examples

- The documentary explores the dark underbelly of the city.
- While the city's skyline is beautiful, its underbelly includes hidden areas of poverty and crime.
- The journalist spent months navigating the city's underbelly, documenting the complex networks of corruption that supported the local black market.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.