1 definition by TeleportMASSIVE

Stands for "under 23." Typically a national team thats sole purpose is to qualify for and compete in the Olympics, in accordance with rules that require all members (except three) to be under 23 years of age.

Used as a derogatory term for young and/or inexperienced teams.
Yeah what a u23 team
by TeleportMASSIVE December 09, 2010

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