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to flash up
[phrase form: flash]
01
to suddenly appear very briefly on a screen or display
Dialect
British
BritishGrammatical Information
Composition
phrasal
action verb
regular
inseparable
particle
up
base verb
flash
present tense
flash up
3rd person singular
flashes up
present participle
flashing up
past simple
flashed up
past participle
flashed up
Examples
A warning message flashed up on the screen.
