head-up display
nounUK /ˌhed ʌp dɪˈspleɪ/
US /ˌhed ʌp dɪˈspleɪ/
A screen that shows information right in front of your eyes so you don't have to look away.
The pilot read the speed on the head-up display without looking down.
OTHER MEANINGS
2. A transparent screen in a car that shows speed and directions on the windshield.
The new car's head-up display projects the speed limit onto the glass.
3. A display in a video game or app that shows health, score, or ammo on the screen.
The game's head-up display shows your remaining lives in the corner.
4. Any device that lets you see data without moving your eyes from your main task.
Surgeons use a head-up display to check a patient's heart rate during surgery.