:suggestive of an uncle especially in kindliness or geniality
- Jovial and avuncular, the President's chief of staff seems oblivious to the pressures that accompany what is arguably the second most powerful job in the land.
- —Craig Unger
:of or relating to an uncle
- Two weeks of poker had led to his writing to his uncle a distressed, but confident, request for more funds; and the avuncular foot had come down with a joyous bang.
- —P. G. Wodehouse