Flash 

Fastest man alive.

"Did you see that streak?" "Of course you didn't, that was the Flash."

Flash by Gh0stR4t April 16, 2015

Flash 

To almost black out while going off on someone.

To Snap.

Chic 1: Girl, me and Johnny got into yesterday.
Chic 2: Whaaat...again? What happened girl?
Chic 1: Girl, I found out he's been creeping on the low and honey...I just flashed on him.

Flash by Miss Smith87 January 17, 2017

Flash 

To lose ones temper

" I kept telling her to leave me alone and she wouldn't so I flashed"

Flash by Fiona Apple May 20, 2018

Flash 

A term used to describe one that is looking sexy

Damn girl, you're lookin flash.

Flash by Noodlememelord February 9, 2019

Flash 

to lose your temper and lash out publicly.

Did bob just flash?

Flash by FUS83 April 2, 2021

Flash 

Fast man go fast

Flash is fast

Flash by Chronically online24 April 20, 2021

Flash 

meaning send your nude pics

Flash your pics baby! ;)

Flash by Jennywtf77 May 28, 2022