look up any word, like smh:
 
1.
Adj: A New England (specifically Massachusettes)slang term for something that is extreme or incomparable in nature or in quality; cool; awesome
A true Bostonian may remark:
We were all at the Aerosmith concert last Saturday night.
It was wicked hardcore!
by James Cox September 25, 2006
 
2.
A common phrase people from the Boston area say when they think something is super awesome.

It is traditionally pronounced in a Boston accent, where the R traditionally makes an AH sound:

wick-id haahd-coah
Joe: The sox won...again!

Bob: Wicked Hardcore!
by wickeddude October 07, 2009