- (formerly) a group of players under contract to and practicing with a professional team who are not on the team's roster as playing members and therefore are ineligible to play in official games.
- the four extra players on a professional football team's roster who are not allowed to suit up for an official game but who are ready to join the team at any time to replace injured or unsuccessful players.
Origin of taxi squad
An Americanism dating back to 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018