it’s a chair, wdym? Share definition Flag when someone is sitting on another’s lap, but swears they are sharing the chair. A: Dude, is she sitting on your lap? B: It’s a chair, wdym? it’s a chair, wdym? by rebecca the hottie December 29, 2017 0 0 Get merch Get the it’s a chair, wdym? mug. Buy Now — $32.95 See more merch