This is the 11722nd most frequent French word.
sifflets
Whistles.
Here, 'sifflets' refers to physical objects, namely whistles, used to produce sound as a demonstration of opinion.
Les spectateurs ont utilisé des sifflets pour exprimer leur désaccord.
The spectators used whistles to express their disagreement.
In this case, 'sifflets' metaphorically describes the whistling sounds produced by birds, highlighting natural phenomena.
Les sifflets des oiseaux résonnent dans la forêt au lever du soleil.
The birds' whistles resound in the forest at sunrise.
Here, 'sifflets' conveys the sharp sounds produced by whistling, often used as expressions of dissatisfaction from the crowd.