When someone possesses supraphysiological muscular contractile tissue gains, generally with a very low body fat percentage. Someone who is diced to the socks is usually deploying an efficacious dose of some sort of anabolic compound such as Testosterone Enanthate or Trenbolone Acetate.
Often used in the comments on sites like 9gag, when the post is about someone who did something dangerous and could have severely hurt themselves. Frequently, when someone uses "died", he will instantly be corrected to dieded"
May also be extended to "diededed" or even longer and more exaggerated forms.
(someone does a backflip and fails, a video of that gets poster as a gif on 9gag)
Comment #1: Did he die?
Comment #2: *diededed Comment #3: *diededdeathdedded
etc.