Definition of "balance beam" []

• A horizontal raised beam with a width of 10 centimeters (4 inches) and a length of 5 meters (16 feet) that is used in gymnastic competition for balancing exercises. (noun)
• A competitive gymnastics event in which various balancing feats are performed on this beam. (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.