chirring

verb

1. (form-of, gerund, participle, present)present participle and gerund of chirr
2. (form-of, gerund, participle, present)present participle and gerund of chirre

noun

1. The sound of a chirr.

   “American toads still fill spring nights with prolonged chirrings, while tree-frogs trill from perches in trees and shrubs.”