Definition of flash on phrasal verb from the Oxford Advanced American Dictionary

 

flash on

 phrasal verb
phrasal verb
 
jump to other results
Phrasal Verbs

flash on something

(informal)
 
jump to other results
to suddenly remember or think of something I flashed on an argument I had with my sister when we were kids. She flashed on the idea of writing a novel about her experiences.

flash on somebody

[no passive]
 
jump to other results
if something flashes on you, you suddenly realize it It flashed on me that he was the man I saw in the hotel.
See the Oxford Advanced Learner's Dictionary entry: flash on