Definition of "cracker" []

• A thin crisp wafer or biscuit, usually made of unsweetened dough. (noun)
• One that cracks, especially: (noun)
• A firecracker. (noun)
• A small cardboard cylinder covered with decorative paper that holds candy or a party favor and pops when a paper strip is pulled at one or both ends and torn. (noun)
• The apparatus used in the cracking of petroleum. (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.

• "It was about twelve feet in length, eight feet being the lash, which had for the last two feet what we called a cracker, made of plaited horsehair and cotton, mixed."
• "I need them to know that a Florida cracker is not something you eat, and that it may or may not be offensive to some readers."
• "Jesus christ on a cracker, is this chic an imbecile."