Below are possible answers for the crossword clue Windmill arm.
4 letter answer(s) to windmill arm
SAIL
a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
an ocean trip taken for pleasure
any structure that resembles a sail
move with sweeping, effortless, gliding motions; "The diva swept into the room"; "Shreds of paper sailed through the air"; "The searchlights swept across the sky"
travel on water propelled by wind or by other means; "The QE2 will sail to Southampton tomorrow"
travel on water propelled by wind; "I love sailing, especially on the open sea"; "the ship sails on"
traverse or travel on (a body of water); "We sailed the Atlantic"; "He sailed the Pacific all alone"
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