1.) A fashion bag which is used by retards who look like Timmy off of South Park.
2.) A fashion vaginal cleansing bag
Girl: OMGWTFBBQ! Have you seen that retard. She's got a Ducci Bag.
Retard: Timmy! Timmy! Timmy! Timmy! Timmy!
Girl 2: What a F**king Timmy.
A tool, jerk or person that just gets under your skin and makes you want to punch them in the jugular--another form of the term "douche bag"
(Pronounced similar to Gucci)
That guy who just cut into my lane without looking because he was too busy combing his mullet in the mirror is a 100% genuine ducci bag!