To feel on a new level of excitement, after you fulfilled something meaningful in your life. You can also use it in a negative connotation after getting fucked over by someone or something.
Yo man, I just zicked that game so hard, that team did not see the comeback.
She zicked that test so hard, she studied for weeks and only got a 50.
1. To fall asleep, normally because of exhaustion.
2. The original term 'zonked' was coined by Ken Kesey and his band of Merry Pranksters. It originally meant that you were high on LSD. Nowadays, it just refers to being stupendously stoned, on any drug.