from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To give forth a loud shrill cry or sound.
- intransitive v. Slang To turn informer; betray an accomplice or secret.
- transitive v. To utter or produce with a squeal.
- n. A loud, shrill cry or sound: a squeal of surprise; the squeal of tires.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A high-pitched sound, as a scream of a child, or noisy worn-down brake pads.
- v. To scream by making a shrill, prolonged sound.
- v. To give sensitive information about someone to a third party; to rat on someone.
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To cry with a sharp, shrill, prolonged sound, as certain animals do, indicating want, displeasure, or pain.
- intransitive v. To turn informer; to betray a secret.
- n. A shrill, sharp, somewhat prolonged cry.
from The Century Dictionary and Cyclopedia
- To utter a sharp, shrill cry, or a succession of such cries, as expressive of pain, fear, anger, impatience, eagerness, or the like.
- To turn informer; peach; “squeak.”
- n. A shrill, sharp cry, more or less prolonged.
- Infirm; weak.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. utter a high-pitched cry, characteristic of pigs
- n. a high-pitched howl
- v. confess to a punishable or reprehensible deed, usually under pressure
Middle English squelen, probably of imitative origin.(American Heritage® Dictionary of the English Language, Fourth Edition)