negative Nancy
A person who is considered excessively and disagreeably pessimistic.
2001, Sara Jane Sluke, Vanessa Torres, The Complete Idiot's Guide to Dealing with Stress for Teens "Be wary of being a Negative Nancy."
ADJ.
capable, dreadful, hard, invited, ready, shy
She was a shy nancy who rarely spoke up in class meetings.
VERB + NANCY
hate, name, names, resist, say, sighed
My older brother would always hate nancy boys at school, which embarrassed me constantly.
NANCY + NOUN
'algernon', anything, elbows, fool, jane, jerry, lovelace, room
Nancy Algernon spent the afternoon organizing her entire kitchen by color and category.
PREP.
off, on, with
She decided to nancy off the boring committee meeting and go shopping instead.
ADV.
such
I've never seen someone act quite so nancy about getting a little dirt on their new shoes.