When something shreds so hard it's retarded. The mental state of it is not normal.
" Did you see that band last night? Their set was shredtarded!"
by zomgdam December 28, 2009
Being so lean and shredded that is considered retarded.
Damn dude, you have been working out so much you are looking shredtarded.
by Roidthenoid April 23, 2012