squeal

Short definition from Wiktionary

Noun

1. 1
   A high-pitched sound, such as the scream of a child or a female person, or noisy worn-down brake pads.
2. 2
   The cry of a pig.

Verb

1. 1
   To scream with a shrill, prolonged sound.
2. 2
   To make a squealing noise. (of an object)
3. 3
   To give sensitive information about someone to a third party; to rat on someone.