a large, T-shaped weather vane on or near an airfield.
Origin of wind tee
An Americanism dating back to 1930–35
Also called air tee, landing tee.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a large weather vane shaped like a T, located at an airfield to indicate the wind direction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012