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Yiddish for Penis.
He's got the schvantz of a bull! I'm walking bow-legged today!
by David Glaiser April 02, 2008
the male genitalia.

see also: cock, penis, dong, dick

also used to make hilarious parodies of songs. see example below.
twinkle twinkle little star. how i SCHVANTZ!
by DoctoRUMS October 10, 2005
Yiddish for tail.
That dog is chasing its schvantz.
by yelloz September 13, 2011