Instead of using poo for the mustache, one ejaculates on a girls back, takes his finger, runs it through his cum and procedes to wipe it on her upper lip.

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)

to nut up, bust, explode all over someone