flash over
Advanced (C1)formal
When a fire suddenly explodes and fills an entire room with flames all at once.
"The investigators believe the blaze flashed over within seconds of the initial ignition."
Hear it in context

🔴 LIVE! - FINAL MOMENTS COUNTDOWN... (BALLISTIC)
Typical Gamer · 163:55
Want to flash over the wall?

BLAST Rivals Fort Worth 2026, GRAND FINAL - NAVI vs Vitality
BLAST Premier · 169:00
[cheering] Flash over the mid doors as Flames.

I WON Jynxzi’s League of Legends Streamer Tournament! 🏆
RAY LIVE · 88:19
I'm going to flash over the Gar.

I built a 20,000 watt microwave oven!
styropyro · 19:30
The oven itself would flash over before anything happened to the battery.

Behind The Scenes at MVP Disc Sports - (Disc Golf Disc Factory LONG CUT) - Smarter Every Day 301B
Smarter Every Day 2 · 79:07
will flash over and you'll feel that it's not you know