I indeed made up this phrase. It WILL hit the streets faster than "that's hot." Just you wait. So, meaning, in an excessive amount, and cal, short for california. So California (since that is the coolest state, and one of the largest, many things just ARE california. Thanks for your time.
L: God damn those sunglasses. I've never seen them in the streets of Bethesda
L2: That's because they're so cal. And cal is way farther than bethesda. it's gotta get here. chill out L1!!!! CHRIST.
L: Hook me up wif a pair of dooose shades!
L2: Time for some meds. MEDS ARE SO CAL.