Webster's Revised Unabridged Dictionary · 1913

Chirm

Chirm , noun

[Anglo-Saxon cirm, cyrm.]

Noise; din; esp.; confused noise, clamor, or hum of many voices, notes of birds, or the like.

Chirm , intransitive verb

[Compare Anglo-Saxon cyrman, cirman, to cry out. r24. Compare Chirp.]

To chirp or to make a mournful cry, as a bird. [Obsolete] — Huloet