English edit

Etymology edit

a- +‎ poop

Adverb edit

apoop (not comparable)

  1. (nautical) On the poop; astern.
    • 1839, Washington Irving, A History of New York:
      Thus, she made as much lee-way as head-way, could get along very nearly as fast with the wind ahead as when it was apoop, and was particularly great in a calm.