The split second of sheer terror experienced upon waking up in a foreign location and or circumstance. Disorienterror is usually experienced following excess alcohol consumption and is heightened by awakening next to an unknown person(s) and or animal(s).
Bob awoke and screamed fearfully "where the fuck am I?!" as he was overcome with disorienterror.
Disorienterror overwhelmed Wendy as she woke up between a large man and a donkey.