tar and feather

to punish or humiliate someone by coating them with tar and feathers. The people of the village tarred and feathered the bank robber and chased him out of town. They threatened to tar and feather me if I ever came back into their town.

Criticize severely, punish, as in The traditionalists often want to tar and feather those who don't conform. This expression alludes to a former brutal punishment in which a person was smeared with tar and covered with feathers, which then stuck. It was first used as a punishment for theft in the English navy, recorded in the Ordinance of Richard I in 1189, and by the mid-1700s had become mob practice. The figurative usage dates from the mid-1800s.