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2.
Totally sick/ill/etc.
Something really good
His new subwoofers are fuckin dimensional!
That show was dimensional
by Dave August 23, 2003
 
1.
something that is off the hook, an adjective describing something that is cool.
ascics are dimensional.
by e-diddy. September 18, 2003
 
3.
To Be Many differant emotions. Pretty much meaning your pretty bipolar. You're moods can change at any moment.
Cp: How are you?
GF: Ehh I am kinda dimensional.
Cp: Oh Really?
GF: Yeah Really You freaking Dumbass.
by Elijah Marie June 11, 2008