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1.
Literally meaning steel.

Slang for cool or pimp.
The building over there is partly hadeed.

That bitch is hadeed.
by Anonymous April 18, 2003
 
2.
Definition: solid, cool, awesome

Origin: Arabic word literally translates to steel(metal)/solid(firm substance). Used by primarily by Arabic speaking Americans as an alternate word for the slang usage of "solid" (e.g. That movie was solid! - That movie was hadeed!).
That waitress just gave us a round of free drinks, she's so hadeed.
by CharlieF September 05, 2013