1) noun; verb: in a Great Recession, be the aunt (or uncle) without children, who goes out of his or her way to help, guide, and be motherly or fatherly/take responsibility for and make one or more of his/her Millennials the very best he or she could be.
2) noun: anyone with a huge heart who is committed to doing good.
If Jackie O' were still alive, she'd be our aunt barb.
Uncle Barack is trying hard to be our aunt barb, but he's facing reelection.
The monopoly guy = aunt barb + mother teresa - princess diana, as she doesn't get enough praise.
Be our Aunt Barb.