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1.
The name of a dance from the 1991 comedy film "The Addams Family." which involves dancing with Knives
We danced the Mamushka while Nero fiddled...we danced the Mamushka at Waterloo...we danced the Mamushka for Jack the Ripper. And now, Fester Addams- this Mamushka is for you.
by LeDuc89 November 21, 2010
 
2.
a lover of Russian literature, usually female
"Is she reading Tolstoy again? She's such a Mamushka!"
by mirandamercedes October 21, 2009