Not know which way is up
Meaning
Be disoriented or unsure of what is happening.
Usage
Used whenever a situation is confusing or chaotic.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
General metaphor from high winds or storms making orientation difficult.
Used since the nineteenth century in newspaper reports.