look up any word, like hipster:
to accidentally make a rude remark without thinking about it.
dude, last named i walked into the house and blanche dubois'd and said "wow, this place is a dump".

you sure blanche dubois'd when you told that girl she had bad acne.
by seditionaries March 13, 2009
The act of a woman having sex with so many men she practically has an ordinance passed against her and is forced to leave town.
Wow, Jenna is a real Blanche Dubois! i Hear she had to leave Windsor because of her reputation
by pseudonymisastrangeword October 14, 2013