Clack
/klæk/noun
A sharp, hard clicking sound; also, to make or strike such a sound.
Did you know?English clack belongs to a whole family of expressive sound-imitations, and words like crack and clatter grew in the same noisy linguistic ecosystem of imitative speech.
Etymological Timeline
Middle English
ME
clakken
“to make a sharp, rattling or clattering sound”
Late Middle English
ME
clak
“a sharp, sudden sound”
Early Modern English
English
clack
“a sharp click or rattling noise”
Modern English
English
clack
“a sharp clicking sound; to make such a sound”