to strike or press with crushing force; crush down; squash.
to put down, suppress, or silence, as with a crushing retort or argument.
verb (used without object)
to make a splashing sound.
to tread heavily in water, mud, wet shoes, etc., with such a sound.
a squelched or crushed mass of anything.
a splashing sound.
an act of squelching or suppressing, as by a crushing retort or argument.
Also called squelch circuit, noise suppressor. Electronics. a circuit in a receiver, as a radio receiver, that automatically reduces or eliminates noise when the receiver is tuned to a frequency at which virtually no carrier wave occurs.
Origin of squelch
1610-20; variant of quelch in same sense (perhaps blend of quell and quash); initial s perhaps from squash1