A mutual agreement that the subject is considered especially factual.
Origins: The Saturday Night Live skit "Lazy Sunday" featured two characters who upon stating their favorite map product agreed that the statement was double true.
Guy #1: Google Maps are the best.
Guy #2: True dat.
Guy #1 and Guy #2: Double True.
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug