What does «estridente» mean in Spanish?

Sharp, unpleasant and squeaky. Applied to sound.

Examples of use in Spanish: "voz estridente".

"se escuchó un estridente frenazo en la calle".
Causing noise and din; also applied to people who cause uproar.

Examples of use in Spanish: "anoche hubo una fiesta estridente".

"una multitud estridente".

"máquinas estridentes".
Striking, extravagant; presenting a strong contrast or making a strong impression.

Examples of use in Spanish: "usa en su vestimenta colores estridentes, muy llamativos".

"la estridente cartelería de Las Vegas".