When an internet user, regardless of age, posts comments and/or memes poking fun at behaviors and trends which are commonly perceived as unique to millennial (this is in reference to the pseudo-feud between baby-boomers and millennial). These posts, when made by baby-boomers, are typically a way of voicing some level of concern and/or contempt for what they consider "typical millennial" behavior. When posted by other millennials, they are typically a way of that person showing contempt for his/her own generation.

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)