"crinkly dinker" describes someone or something that's needlessly complex, confusing, or inefficient. It could imply that the person or thing is causing unnecessary complications or difficulties due to their actions or attributes.
Despite his promises of efficiency, his approach to project management turned out to be a crinkly dinker, leading to unnecessary complications and delays.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.