WAG Share definition Flag A WAG is a weird, atheist, gay kid. The kid is silent. People use this word to real offend somebody and hurt the heart. Person 1: Your such a WAGPerson 2: I AM NOT!!! WAG by Wonderfully Beautiful Swag May 18, 2020 0 0 Get merch Get the WAG mug. Buy Now — $32.95 See more merch