# Handford device

> English word · Noun

## Definitions
1. A vertical spoiler piece attached across the back of a car's rear wing that pushes air down, increasing drag and creating a larger slipstream for the car behind.

## Etymology
Developed by Mark Handford.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/handford-device