A mild slang name for a penis, supposedly less offensive that cock, prick, or dick, it does not have the fecal connotations of dingleberry but is used to describe the penis in much the same circumstances by much the same people. In addition it can also be used as a mildly disparaging term for a person who has exasperated you by doing something atypically stupid.
"I had to rush like hell to get here on time. I was halfway here when I remembered I'd left the contract in my desk at home and had to go back for them, I felt like a right dooberry."
Doing stuff the hard way instead of choosing the easy way to do it. Usually like doofenshmirtz from phineas and ferb does.
1.In one of the episodes in Phineas And Ferb, doofenshmirtz uproots a whole clock tower for convenient access and information of time; instead of buying a simpleclock or a watch, known as Doofenshmirtzing.
2.Why are you doofenshmirtzing your work?
The best villain ever to exist, he can create things that are stronger than the infinity gantlet, but his plans get foiled by some blue duck beaverthing.
From the Disney cartoon, "Phineas and Ferb". He often compiles schemes using more complicated measures than necessary to move one step closer to controlling the Tri-State Area. However, due to clumsiness, forgetfulness, or a lack of thinking things through, he is doomed to a humorous defeat at the hands of his sharp-witted arch-nemesis, Perry the Platypus, a secret agent for a network of undercover animals.
"We have reports that Dr. Heinz Doofenshmirtz is building another one of his machines , though we don't know exactly what he plans to use it for. Go find him and put a stop to this, Agent P!"