Definition of poop sheet in US English:

poop sheet

noun

US
informal, military slang
  • A sheet of paper containing the facts or a summary of relevant information relating to a subject; a written or printed notice; a bulletin, a report.

Origin

1920s; earliest use found in Our Army. From poop + sheet.

Pronunciation

poop sheet

/ˈpuːp ʃiːt/