Na-adjective (keiyodoshi)
severely beaten up; thoroughly defeated; completely destroyed
SlangOnomatopoeic or mimetic wordoft. as ギッタンギッタンにする, etc.
severely damaged; battered; beat-up; tattered; worn-out
SlangOnomatopoeic or mimetic word
Also written ギッタギタ、ギタンギタン、ギッタンギッタン