The cheapest type of lube, useful in many situations from a squeaky pushbike chain to greasing up a dry hole. Used by many a gypo / pikey...

Just spit in your hand and apply as necessary

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)