Definition of "world-class" []

• Ranking among the foremost in the world; of an international standard of excellence; of the highest order: a world-class figure skater. (adjective)
• Great, as in importance, concern, or notoriety. (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.

• "He also announced the appointment of the former head of Barack Obama's Open Government Initiative Beth Noveck to help implement the changes, which he called a "world-class appointment"."
• "Mel Watkins, author of Stepin Fetchit: The Life & Times of Lincoln Perry, gave a great overview of the comedians at the Apollo, telling one particularly notable anecdote about Bill Cosby appearing for a less-than-impressive-sized crowd long before he was known as a world-class comic."
• "Redknapp wants what he has called a "world-class striker" as he seeks UEFA Champions League qualification, having missed out on the 2011-2012 competition, and"