Dirived from the legendary crazy lady from the hills of lancashire in the 19th century. According to legend she could chear anybody up who was sad. To chear someone up can also be described as "An act of Ehmeh" or "To pull an Ehmeh".

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)