Flash the BIOS

After being shot-down, a patron at a bar or club combines GHB or roofies with complimentary alcoholic beverages on their target to induce a sudden loss of memory, resulting in a fresh opportunity to score.

Jon: Yo dude, did Sally finally let you bang her last night!?

Tom: Yeah, sorta... I had to flash the BIOS, but it was totally worth it!

by 312steve October 26, 2012

The Manhattan Flash

When you are having doggie-style sex with a female and you say "Honey, did you see that?" and when she says What? you jam your thumb up her ass.

the girlfriend pissed me off last night so i gave her The Manhattan Flash.

by Rob Cox January 27, 2009

flushing the toilet

To give a blow job, fellatio.

"Did she go down on you...y'know, did she flush your toilet?"

"No."

by Jonbron May 27, 2005

flashing the chrom

To show you are armed in public

Usually a gun with a luster and looks intimidating

Yo I had to start flashing the chrome to protect myself

by Rockidickens458 September 12, 2017

flash the camera

It means to show your chest/breast to the camera

*during a video call
Boy(to girl): can you flash the camera now.

by Ravivar August 7, 2023

Flash the threes!

a hand gesture used to symbolize the greatness of "the 3" mr.mike mastell
threes are to be held up:
1.during pictures with random objects
2.extremley drunken parties
3. during football games
4. whenever you talk about "the 3"

if you are a true ND 08 student u flash the threes..maddd

st.cecilia threw up madd threes as she died, predicting the greatness of mike mastell

also known as throwing up the threes

" lets take a group picture....everyone flash the threes!"

the crowd yelled "we wanna see number 3" while flashing the threes

by CdelT November 25, 2006

Flashin the ash

Overreacting to criticism and extending your middle finger towards the crowd at a private school event of any kind

Publicly flipping off a large group of sheltered teenagers

Don't go flashin the ash in front of the Head of School

by BillOReillyGreatAmericanHero November 10, 2011