#1
clack n. [
clap] a sharp abrupt noise as if two objects hit together; may be repeated
. wn #2
clack v. [
clatter, brattle] make a rattling sound; "clattering dishes"
. wn #3
clack n. [
clack valve, clapper valve] a simple valve with a hinge on one side; allows fluid to flow in only one direction
. wn #4
clack v. [
cluck, click] make a clucking sounds, characteristic of hens
. wn #5
clack v. [
chatter, piffle, palaver, prate, tittle-tattle, twaddle, maunder, prattle, blab, gibber, tattle, blabber, gabble] speak (about unimportant matters) rapidly and incessantly
. wn