squelch squelch /ˈskwɛltʃ/

noun

1. An electric circuit that cuts off a receiver when the signal becomes weaker than the noise  ( squelch , squelch circuit , squelcher )
   an electric circuit that cuts off a receiver when the signal becomes weaker than the noise
   
   
2. [Informal] A crushing remark  ( put-down , squelch [Informal] , squelcher , takedown )
   a crushing remark
   

verb

1. () [Informal] Suppress or crush completely  ( quench , squelch [Informal] , quell )
   suppress or crush completely
    Squelch any sign of dissent
   squelch any sign of dissent
    Quench a rebellion
   quench a rebellion
   
2. To compress with violence, out of natural shape or condition  ( squelch , mash , squash , crush , squeeze )
   to compress with violence, out of natural shape or condition
    Crush an aluminum can
   crush an aluminum can
    Squeeze a lemon
   squeeze a lemon
   
3. Walk through mud or mire  ( slosh , splosh [Informal] , squelch , slop , splash , squish )
   walk through mud or mire
    We had to splosh across the wet meadow
   We had to splosh across the wet meadow
   
4. Make a sucking sound  ( squelch )
   make a sucking sound