1. Having or making a high-pitched sound such as that made by a mouse or a rusty hinge
   "The squealing brakes needed immediate attention";
   - screaky, screechy, squeaking, squeaky

1. Utter a high-pitched cry, characteristic of pigs
   "The piglets squealed as they rushed to their food";
   - oink
    
2. Admit to the truth, particularly in the context of sins or crimes committed
   "One of the gang members squealed to the police";
   - confess, fink [N. Amer, informal]

See also: high, high-pitched

Type of: acknowledge, admit, emit, let loose, let out, utter

Encyclopedia: Squeal