Aunt Sally

noun Chiefly British.

a person who is a ready target for criticism or focus for disputation.

Origin of Aunt Sally

First recorded in 1860–65; so called from the figure used as a target at fairs Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for aunt sally

Aunt Sally
/ (ˈsælɪ) /

noun plural -lies British

a figure of an old woman's head, typically with a clay pipe, used in fairgrounds and fêtes as a target for balls or other objects
any person who is a target for insults or criticism
something set up as a target for disagreement or attack
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012