gerund. 1. the process of gaining weight, bloating; 2. the process of gaining weight and growing sideburns simultaneously; 3. the process of gaining weight, growing sideburns, and developing an addiction to prescription drugs simultaneously; 4. any downward spiral involving rapid weight gain. See Elvis.
Man, James is really elvising. Must be all that malt liquor and Popeyes he's had since his old lady gave him the boot.
when your joint burns all down one side and wasting most of your weed
'oh shit man its elvising again!'