stridulate

verb

1. (intransitive)To make a high-pitched chirping, grating, hissing, or squeaking sound, as male crickets and grasshoppers do, by rubbing certain body parts together.

   “A window was open, and the crickets were stridulating at an ominous speed in the black motionless foliage.”

   “The crickets stridulated their everlasting monotonous meaningful note.”