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1.
The act of smoking weed while riding around on rollerblades.
Tom: How did you get away?
Steven: Well I saw five o coming inside so I grabbed my doobie and roller-blades then roller-blazed away so fast!
by Desert Storm May 07, 2010
 
2.
Verb, meaning to engage in the act of consuming marijuana cigarettes (reefers) while also riding the "rolls" of an ecstacy high.
Hey dude, do you wanna rollerblaze tonight at that rave?
by Sin121909 December 19, 2009