---
title: Glossary
description: Review definitions for terms used across Cloudflare Queues documentation.
image: https://developers.cloudflare.com/dev-products-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/queues/llms.txt  
> Use this file to discover all available pages before exploring further.

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# Glossary

Review the definitions for terms used across Cloudflare's Queues documentation.

| Term     | Definition                                                                                                                                               |
| -------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- |
| consumer | A consumer is the term for a client that is subscribing to or consuming messages from a queue.                                                           |
| producer | A producer is the term for a client that is publishing or producing messages on to a queue.                                                              |
| queue    | A queue is a buffer or list that automatically scales as messages are written to it, and allows a consumer Worker to pull messages from that same queue. |

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```