YWNBAW
From Soyjak Wiki, The Free Soycyclopedia
YWNBAW, (also known as ywnbaw, can also be changed into YWNBAM, you will never be a man) is a abreviation of the phrase you will never be a woman.
The term is commonly used to push troons into self doubt and -ACKing, it's commony used by chuds. The term is often used in chat rooms and boards like the sharty and frenschan.