Definition of "crackers" []

• Chiefly British Slang Insane; mad. (adjective)

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.

• "Then there are the beloved tricks of the foley trade: Celery stalks are often broken to re-create the sound of breaking bones, or a watermelon covered in crackers is whacked with a stick to simulate the sound of someone's brains being bashed in."
• "But even dubious historically-named meat pastries were better than Jim's idea for a Mexican take-away called Caracka's - imagine Frank Carson pronouncing the word 'crackers' and you're not far off."
• "Instead of buying small packages of almonds, whole-grain crackers and carrots, buy larger bags and portion them yourself to save money, she says."