An insult used by Loki in the Avengers movie which roughly translates into modern English as 'Whining Cunt'.
Loki: You mewling quim. I will use your very emotions and femaleness to break you horrifically
Black Widow: *insulted*
by Queen Loki May 28, 2012
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Victorian era slang which literally means a whimpering vagina. This can be used as an insult synonymous to whiny bitch, cry-baby, or wussy.
In the 2012 Avengers movie, Loki tells the Black Widow, "This is my bargain, you mewling quim"
by RenFestGeek May 05, 2012
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An insult used by Loki of Asgard from movie "The Avengers".

Mewling: to cry/whine
Quim: British vulgar term for vagina
Mewling quim: Whiny vagina
by Mrs. Loki Laufeyson August 18, 2012
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