Sitting in a way reminiscent of Don Draper in the iconic Mad Men logo. Leaning back, arm outstretched along the back of a chair or couch, holding a cigarette.
Sir, your 10 o'clock's arrived and he's draping in the lobby.
A phrase meaning to take the work of a colleague or friend and present this as your own, taking all credit.
Any errors in the work are blamed on the original contributor.
I was attending a presentation held by my manager when I realised that my manager was presenting my work, taking all credit - I had just been draperised.