A Clan on Xbox live comprising of Hackers and Trolls. An overall less than average clan with the exception of hacking.
Used to describe malicious players in Call of Duty: Black Ops, or other Xbox Live compatible games.
Showing off how good you are at Hacking and Trolling in the above-mentioned Games.
"The F.L.E.X. Clan is full of cheaters!"
"John McCain is quite the F.L.E.X. er"
"Hobowner loves F.L.E.X. ing"
A FLEX is when a man meets up with a women, with the intention of escalating the situation sexually with the goal of getting laid.
Often times flex's are arranged via the internet, with people who have never met in person before, but have pre-arranged to have sex via the mircale that is the internet.
That flex last night was weak.
The girl on that flex last night did not give me what I expected.