choke check
Wrap both hands around the throat and ask her to swallow. If you feel an adam's apple, you might want to move on the the next chick at the bar.
Perform a choke check when you want to make sure its not a lady boy you are trying to take home.
If the lady boy has gone through a chondrolaryngoplasty, then the 'choke check' will fail
If the lady boy has gone through a chondrolaryngoplasty, then the 'choke check' will fail