Pounding it flat is the act of sex where the male takes authority and aggressively thrusts his penis into the vagina. Therefore pounding it flat would be a proper term.
by IETVTS2 July 18, 2014
Get the Pound it Flatmug. 
Commonly used to describe a girl with the tits of a 10 year old annorexic male. Can be referenced to as an acronym, meaning "Forever Lacking Any Titties".
Person 1: I gotta say, Emma's pretty hot, I think I'll go for it
Person 2: Are you joking?? She's as flat as the Great Plains!
Alternatively, with the acronym in place...
Person 1: I gotta say, Emma's pretty hot, I think I'll go for it
Person 2: Are you kidding me? She is, and will forever, be F.L.A.T
(The first instance is much more commonly used)
Person 2: Are you joking?? She's as flat as the Great Plains!
Alternatively, with the acronym in place...
Person 1: I gotta say, Emma's pretty hot, I think I'll go for it
Person 2: Are you kidding me? She is, and will forever, be F.L.A.T
(The first instance is much more commonly used)
by E.M.V.J.J December 19, 2017
Get the Flatmug. Term to describe the voyeuyristic practice of watching couples have sex in public car parks, which pre-dated the term 'dogging'.
Source : veteran doggers in East Midlands, origin unknown
Source : veteran doggers in East Midlands, origin unknown
"Ehhh just been flatting some couple down at piss-corner in the bottoms until some idiot boy racer scared em off"
by bogsnorkeller January 31, 2023
Get the Flattingmug. A ballsack that has been stepped on in the event of a confrontation between a girl and a boy. Generally after a boy has been unfaithful to his girl and she crushes his balls so that they are squashed, and therefore a flat orange.
by Majestyblack September 13, 2016
Get the Flat orangemug. A person who believes that the state of being level conforms to a plane and rejects all evidence that a level surface can actually be curved.
Bev is the most annoying type of flat earther, because he rejects the term saying that mountains and valleys and hills mean that it’s not flat.
by Keigh See March 13, 2023
Get the Flat earthermug. by slayhennysx July 19, 2023
Get the flat footingmug.