Flakback 

Flakback is a meme made by Mangs, the 100k subscriber youtuber. It's meaning is not well known, but it is believed to be humourous no matter the scenario.

Person A: Hey, what does Flakback mean?
Person B: Happy Woman!
Person A: Wow, you are so Flakback!

Flakback by Megasus, but Bald March 8, 2022

Flatback

A white chick who has no ass. She's usually skinny and piles on the make-up to make up for her lack of back.

Bobby: I thought that chick at the supermarket was hot until I passed her and noticed she didnt have an ass.
Jake: Yeah, she was a flatback fosho.

Flatback by Jimbro39 September 5, 2022

flatback

A sexually promiscuous woman who prefers the missionary position. Originally used in detective novels of the 1930s and 1940s as "flatbacker".

"My sister was the neighborhood flatback."

flatback by tman March 13, 2004

Mustang Flatback 

The act of having sex in the back seat of a Ford Mustang

Me and my girlfriend went cruising, and ended up doing a Mustang Flatback.

Mustang Flatback by Phyllis Biggun July 16, 2008

flatbacked

1.Past tense of "flatbacking." To have slept (ie sexed) your way through something.

2. To have prostituted your way through something, either by trading for sex or by selling sex for money in order to pay.

"She won't be the first co-ed to have flatbacked her way through college." Ice-T (Law & Order: SVU)

flatbacked by Country Girl Big City June 22, 2012

Flatbacking 

A bitch or bird with no job who sleeps around for money and material things.

Yo! How did Shawty get that Gucci Bag, she don't work even no where?

Ans: Shawty be flatbacking.

Flatbacking by V Double November 10, 2010

Flatbacker 

A redneck hooker who lays on her back for a living . To make money

That small town had alot of flatbackers .

Flatbacker by Brandi m dukes July 10, 2017