WordWeb Online

1. Having or making a high-pitched sound such as that made by a mouse or a rusty hinge
   - screaky, screechy, squeaking, squeaky

1. Utter a high-pitched cry, characteristic of pigs
   - oink
    
2. Confess to a punishable or reprehensible deed, usually under pressure
   - confess, fink [N. Amer]

See also: high, high-pitched, squealer

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