- The definition of an agony aunt is a British advice columnist who gives advice when people write in with problems.
A woman who writes an advice column for the newspaper who gives advice on letters with problems related to family and dating relationships is an example of an agony aunt.
agony aunt definition by Webster's New World
Brit., Informal a person, esp. a woman, who replies to the letters of readers in a newspaper or magazine column () giving advice, consolation, etc.