short for Resting Depressed Face
Everyone thought that something was upsetting him because his RDF was showing throughout the day.
by Mikeannnnn November 13, 2019
RDF adj acronym- Resting Dick Face.
First looking at J, he looked like a dick. It turns out he’s really nice. Guess it’s that RDF- resting dick face.
by MG8 December 29, 2020