noun

webhook

/ˈwɛbhʊk/ · say it: WEB·hook

an automatic message sent when a specific event occurs

In more detail

1. (noun) a feature that allows one application to automatically send information to another application when a specific event occurs

2. (noun) the URL address where one application sends data to another application

Examples

1. The e-commerce platform uses a webhook to notify the warehouse system whenever a customer places an order.
2. The developer configured the webhook to send payment data to the accounting software.

How to use webhook

Webhook is a technical term used in software development and API integration to describe automated, event-driven data transfers between applications. It refers both to the mechanism itself and the specific URL where data is sent. The term is standard in development contexts and API documentation.

Common phrases

webhook URL
webhook endpoint
configure a webhook
trigger a webhook
webhook payload
webhook service

Synonyms

callback · HTTP callback · reverse API call · event notification

A common mistake

Learners sometimes confuse webhooks with APIs or assume webhooks always require a request-response pattern, when in fact webhooks are typically one-way, asynchronous notifications triggered by events.

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