This is the 12212th most frequent French word.
voiles
"Sails"
Here, 'voiles' refers to the fabric structures used to capture wind and propel the boats.
Les voiles des bateaux flottent au vent.
The sails of the boats flutter in the wind.
In this context, 'voiles' refers to lightweight curtains or drapes.
Elle a acheté des voiles pour sa maison.
She bought curtains for her house.
'Mettre les voiles' is an idiomatic expression meaning to set sail or depart.