Definition of "warm-up" []

• The act or procedure of warming up. (noun)
• A period spent in warming up. (noun)
• Clothing, such as a sweatsuit, made or designed to be worn before or after participation in an athletic event. Often used in the plural. (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.

• "Generally, a child will be seen three times a week for exercise including general stretching and warm-up, aerobic activity (chosen by the child) and cool down/breathing exercises."
• "Enjoy a free continental breakfast and a fun warm-up session."
• "I got into my costume, laced up my skates, and prepared to walk out of the chute and into the warm-up."