squelch

Short definition from Wiktionary

Verb

1. 1
   To halt, stop, eliminate, stamp out, or put down, often suddenly or by force.
2. 2
   To suppress the unwanted hiss or static between received transmissions by adjusting a threshold level for signal strength.
3. 3
   To make a sucking, splashing noise as when walking on muddy ground.
4. 4
   To walk or step through a substance such as mud.

Noun

1. 1
   A squelching sound.
2. 2
   The suppression of the unwanted hiss or static between received transmissions by adjusting the gain of the receiver.
3. 3
   A heavy blow or fall.
4. 4
   A kind of electronic beat or sound mainly used in acid house and related music genres.