dro

noun1

1. •
   (slang) Marijuana grown hydroponically.

   • They upset for sho', cause they think they know / That they catching me with plenty of the drank and dro — 2005

noun4

1. •
   Initialism of debt relief order.
2. •
   Initialism of digital readout.
3. •
   Initialism of drug-resistant organism: a microbe with antimicrobial resistance.
4. •
   Initialism of distant retrograde orbit.