Urban Dictionary
Operator: Urban Dictionary LLC, United States
A user-written dictionary of slang, abbreviations and idioms, with examples and alternative meanings.
Language & Transliteration
Product
Urban Dictionary, a public dictionary of colloquial language.
Availability and source date
Active
As of: 17 October 2026.
Check: 17 October 2026.
A public dictionary search for hello.
The search returned definitions, examples, authors and dates.
Use in OSINT research
Helps interpret slang, abbreviations and idioms in posts and messages. Shows different meanings with examples.
Queries
| Input | Result | Result type |
|---|---|---|
| Keyword / free text | Definitions, usage examples, related terms and information about each entry. | Retrieved |
Features
- Searches words and idioms.
- Shows multiple definitions with examples, author and date.
- Links related terms and topics.
- Shows community ratings and words of the day.
- Provides a beta MCP server for AI assistants.
Categories
- Language & Transliteration
Coverage
Dataset
According to the provider, more than 17 million user-written definitions since 1999.
Access
Requirements
Public term searches without an account. Submitting your own definitions requires sign-in.
Export
Individual definitions can be linked through a sharing link.
Provider
Urban Dictionary LLC
Country of establishment
United States
Interfaces
API
Limited availability. API access only with explicit permission from Urban Dictionary.
MCP
Available. An official HTTP beta MCP server with define, random and words_of_the_day.
AI agents
Available. Compatible AI assistants can query dictionary definitions through the MCP server.
Legal note
Limitations
- Entries focus on colloquial language and may contain crude or offensive content.
- General API access requires explicit permission.
Guides and practical reports
Official · Urban Dictionary: MCP
EN
Describes connecting an AI assistant to the MCP server.