Definition of "bowel movement" [bowel movement]

• The discharge of waste matter from the large intestine; defecation. (noun)
• The waste matter discharged from the large intestine; feces. (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.