A state of female arousal using a play on words for the Duncan Hines slogan "So Moist. So Delicious"
Ooo, see that smokin' hot guy with the tattoos? He's got me all kinds of Duncan Hines.
A female or gay male who is known to be melodramtic or crazy, referencing the charater Blanche DuBois in the Tennessee Williams play "A Street Car Named Desire".
A:"Did you see Vivian flip out at the party last night?"
B:"Yes, she was a total Dubois."