When you put yourself in an unnecessary situation or position causing hardship to yourself that you could have easily avoided with the easiest of solutions already known to you, or if you had of just used your head.
Also if someone else puts you in that situation or position
-If someone borrows your diesel truck and fill it up with gasoline to save 20 cents a litre, you have been Bassetted
-If you bring a knife to a gun fight you have Bassetted yourselfrootedfailclassicmoronicshame
Who The Fuck
Used in AIM, not in person
"WhoTF is in here?"
"I said WhoTF....... not WTF"