Hugger-mugger is unusual as it can be used as both a noun and an adjective.
When used as an adjective it can mean either confused and disorderly or secret and clandestine. As a noun it refers either to disorder and confusion or secrecy or secretive behaviour.
His behaviour is hugger-mugger.
The rally descended into hugger-mugger.
Apple's Earbuds for use in their ipod. In New York and other big cities they are know to alert a mugger that you are in possession of one of theseexpensivepieces of shit.