A t-shirt depicting a howling wolf, usually accompanied by an image of the full moon. Typically worn by neckbearded Bob Seger look-alikes who play WoW all day in their mom's basement.
When a couple can do something with each other and for each other as opposed to an individualthinking only of themselves which could be defined as selfish. A couple is welfish.
After raising their eleven children, Fred and Freida looked forward to being welfish on a long deservedvacation.