# HUD

/ˈhəd/ (US) · CEFR C1 · Noun

Source: https://englishreference.com/word/hud
Updated: 2026-05-10

## Definition

Stands for Head-Up Display. A transparent display that shows important information right in front of your eyes so you do not have to look away. It is common in video games and modern cars.

For teachers: Abbreviation for Head-Up Display. A transparent display that presents data without requiring users to shift their gaze from their usual viewpoint. Originally developed for military aviation, it is now prevalent in automotive and gaming interfaces.

## Examples

- The car's HUD shows the speed on the windshield.
- Pilots rely on the HUD to monitor altitude and airspeed while keeping their eyes on the horizon during landing.
- Advanced augmented reality systems integrate a HUD into the user's field of vision, overlaying navigational cues and real-time diagnostics onto the physical environment.

## Usage notes

- Often used as an acronym for 'heads-up display'; typically takes the definite article 'the' when referring to a specific interface.

---

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.