Top Definition
The act of touching oneself by the only help of your short term memory, after watching a batch of hot images a woman just sent you.
girl: hey, are you at the office now? Look at these pictures of me nude ...

guy: brb

girl: wtf r you doing?

guy: I went to the wc. Flashwanked, thanks btw!
by ShadeeSkype November 07, 2011

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When a male masturbates at top speed leading to a not so pleasing climax.
Bro i just had a Flash-Wank and it wasn't as good as i'd hoped.

Dude you should've gone for longer then
by DaddyDefinition September 04, 2016

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Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

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