B2nounsciencenature
US/flæʃ/
UK/flæʃ/
a sudden bright light that lasts a very short time
In context
A flash of lightning lit up the whole street for a second.
The bright camera flash surprised the sleeping baby on the sofa.
In a flash, the thief ran around the corner and disappeared.
Words that go with flash
noun + preposition
- flash of lightningA flash of lightning crossed the dark sky.
- in a flashThe summer was over in a flash.
- flash of lightHe saw a flash of light behind the trees.
- flash of inspirationThe idea came to her in a flash of inspiration.
noun + noun
- camera flashPlease turn off the camera flash in the museum.
- news flashThe radio interrupted the song with a news flash.
Common mistakes
Incorrect:
I forgot my flash light at home.Correct: I forgot my flashlight at home.