chirm /t͡ʃɜː(ɹ)m/noun 1verb 1forms 3 noun1 •(no longer used) A din or confused noise, as of many voices, birdsong, etc. verb1 •(no longer used) To chirp or to make a mournful cry, as a bird does.Chyrme or chur, as byrdes do. — 1552 formschirmed · chirming · chirms