What is the meaning of Strident?

Loud; shrill, piercing, high-pitched; rough-sounding.

Grating or obnoxious.

Forceful (typically in a negative way) or obtrusive.

Vigorous; making strides; forceful in a positive way.

One of a class of s-like fricatives produced by an airstream directed at the upper teeth.

strident; producing a high-pitched or piercing sound

third-person plural future active indicative of strīdō

strident

Source: wiktionary.org