Lower the sail, sail and counter- spanker.
A spanker plate gently squares each box before it enters compression.
I supposed you've heard the name Spanker Le Fugitive.
When I played for Virtus they used to call me "spanker", I used to make 140 in a row!
a hitter who slaps (usually another person) with an open hand: slapper, hitter, striker
a fore-and-aft sail set on the aftermost lower mast (usually the mizzenmast) of a vessel: fore-and-aft sail