1 definition by Alkaymma Bamurlein
When people are being really stupid and irritating and disrespectful, and things are really corrupt you use this abbreviation which stands for "Bitches These Days"
Person 1: Emma hooked up with Kaylee's boyfriend Alex???!!!
Person 2: What the eff is up with that?! BTD!!!!!
Person 2: What the eff is up with that?! BTD!!!!!
by Alkaymma Bamurlein January 12, 2011