Definition of "squeal" [squeal]

• To give forth a loud shrill cry or sound. (verb-intransitive)
• Slang To turn informer; betray an accomplice or secret. (verb-intransitive)
• To utter or produce with a squeal. (verb-transitive)
• A loud, shrill cry or sound: a squeal of surprise; the squeal of tires. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The old saying that you can eat every part of the pig but the squeal is especially true in Mexican cuisine."
• "The fanboy squeal is high and screechy, like rusty nailtips raked across a blackboard, but it always says the same thing."
• "There came a sort of squeal from the corner of the room."