DuckCorp

DuckCorp Dico

(RFC 2229 compliant dictionary server)

Found one definition

  1.                 From The Jargon File (version 4.4.7, 29 Dec 2003):
                    

    gronk out vi.

    To cease functioning. Of people, to go home and go to sleep. “I guess I'll gronk out now; see you all tomorrow.”