duce berrie is a spin off douche berry and is commonly spelled this way only to imply there in a semi British accent used when used as an insult. The insult its self is used to refer to something or some one that is acting in a childish immature irresponsible of unacceptable way.

The saying can also be used to describe lint caught between the labia but is less often used in this fashion.

note this phrase is also the same as douche bag.
Jesus becca lay off my mothers crackers your being such a duce berrie.

or

Derek stop being a duce berrie im trying to pee.
by the weird guy with the nose January 2, 2010
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