The word’s origins come from sham, French, meaning false or fake - and poo, slang, referring to biological excrement more commonly referred to as “shit”. Thus, one can only assume that shampoo is “false excrement” or “fake shit.”
Examples of shampoo include: Prell, Clairol, Nioxin, Suave, etc.
de nethcev! 23 août 2006
To lie blatantly about something outrageous and pointless even when you are caught in the stupid, non-sensical, and idiotic lie.
He pulled a shampoo and tried to continue to lie about sleeping with the woman even when she told everyone else that it never happend.
de GoodOleDayz 2 avril 2005