Temporary Duty Assignment-

Some one that is employed in the United States Government/Military could go on a temporary duty assignment somewhere in the us for a very short term period (normally a month at the max), and the trip is completely payed for (food, gas, hotel, etc) along with the extra money they receive with there check.

when a person in the military is temporarily deployed for a year, aka being sent overseas, generally without the rest of the family.

1. T.D.Y = Temporarily Divorced for a Year
(type of military order)

TDY stands for Temporary Duty and thus for military men and women who are deployed on a mission. A widow is someone whose husband passed away. Combined, it is used to express that your partner (husband/bf) is away from home and at times, you feel lonely due to that.

TDY is an extremely popular acronym in the military. It stands for temporary duty. Frequently when military men leave for a trip, they get the urg to sleep with other woman. A person who goes on trips without there spouse and frequently cheats on them is said to have "TDY eyes".