The Male-to-Female equivalent of a "Snowball". Wherein the Male partner spits a large amount of vaginal fluid (gathered through oral sex) into the Female partners mouth while kissing.
"So this guy sucked up all my pussy juice, and spit it into my mouth. I was like, What?! He was Flash Flooding me!!"
by Jettick Dussen August 21, 2011

The girl that I was afraid to ask out sneaked up behind gave me a surprise flash fuck.
Before the Ayatollahs shut down the nightclubs, many an Iranian enjoyed a flash fuck.
Before the Ayatollahs shut down the nightclubs, many an Iranian enjoyed a flash fuck.
by Ali Bashir February 1, 2006

by CoochieEnthusiast March 6, 2021

The time that it takes For 2 stroke To forward a pic or meme that she receives From E to The year 9 advisers.
Forwards content as quick as a flash. 2 stroke - OMG Jamie can you believe this fucking guy... Look at what he sent me now😤
This is the last time again I swear’.
‘Jamie‘ - You just can’t hate this guy ???🤗
This is the last time again I swear’.
‘Jamie‘ - You just can’t hate this guy ???🤗
by Peter gregson July 19, 2020

(transitive verb) To obscenely expose one's testicle or scrotum to another, either by pulling up one's shorts or by other means. A nut-flash is typically meant to frustrate or surprise the victim.
(noun) The action of nut-flashing.
(noun) The action of nut-flashing.
Spencer: (To Lauren, aggravated) Laurrennn! Cooper nut-flashed me!
Cooper: No I didn't! I was only itching myself!
Cooper: No I didn't! I was only itching myself!
by Mezzo7 September 2, 2012

Someone in Call Of Duty: Black Ops that throws multiple flash grenades in a row to make sure they get a succesful kill. Also the second most annoying thing to noob tubers.
Jaxx43: yo theres a flash banger that has Scavenger Pro on.
Nice_Raccks: im about to leave the game. Plus thers a noob tuber on his team, im loggin out.
Jaxx43: no wait!!!!
*Nice_Raccks logs out of PSN*
Nice_Raccks: im about to leave the game. Plus thers a noob tuber on his team, im loggin out.
Jaxx43: no wait!!!!
*Nice_Raccks logs out of PSN*
by Jazzy 132 April 29, 2011

Morgana: *flashes*
L9 WANNABEXD: FLASH ABUSER GO KYS
Morgana: chill bro I just used a summoner spell it's part of the game
L9 WANNABEXD: STFU YOU FUCKING SUCK IM SO EDGY AND CRINGE LOL! I GET NO ATTENTION FROM MY TWO FATHERS
L9 WANNABEXD: FLASH ABUSER GO KYS
Morgana: chill bro I just used a summoner spell it's part of the game
L9 WANNABEXD: STFU YOU FUCKING SUCK IM SO EDGY AND CRINGE LOL! I GET NO ATTENTION FROM MY TWO FATHERS
by sunsethc January 3, 2022
