<p><strong>Verb (used with object):</strong></p><ul><li>To strike or press with crushing force; crush down; squash.</li><li>To put down, suppress, or silence, as with a crushing retort or argument.</li></ul><p><strong>Verb (used without object):</strong></p><ul><li>To make a splashing sound.</li><li>To tread heavily in water, mud, wet shoes, etc., with such a sound.</li></ul><p><strong>Noun:</strong></p><ul><li>A squelched or crushed mass of anything.</li><li>A splashing sound.</li><li>An act of squelching or suppressing, as by a crushing retort or argument.</li></ul><p><strong>Also called:</strong></p><ul><li>Squelch circuit (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.</li></ul>