1. 
[syn: quelled, quenched, squelched]
The Collaborative International Dictionary of English v.0.48:
Squelch \Squelch\ (skw[e^]lch), v. t. [imp. & p. p. Squelched
   (skw[e^]lcht); p. pr. & vb. n. Squelching.] [Cf. Prov. E.
   quelch a blow, and quell to crush, to kill.]
   To quell; to crush; to silence or put down. [Colloq.]
   [1913 Webster]
         Oh 't was your luck and mine to be squelched. --Beau. &
                                                  Fl.
   [1913 Webster]
         If you deceive us you will be squelched. --Carlyle.
   [1913 Webster]
WordNet (r) 3.0 (2006):
squelched
    adj 1: subdued or overcome; "the quelled rebellion"; "an
           uprising quenched almost before it started"; "a squelched
           rumor" [syn: quelled, quenched, squelched]