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2.
An extremely ugly guy that may or may not be a woman at the same time. Bieber, just 30 years older and with hair everywhere.
After her sex change surgery, Sarah Jessica Parker became a manshee
by sketchychessie March 26, 2011
 
1.
A male to female transexual.

Vocal chords not sufficiently altered to emit either female or male sounding noises.

Wail of the Manshee.
*random screechy noise*

Person 1: OMG! did you hear that!?

Person 2: YEAH! wtf was it?????

*Manshee eats them*
by Lady Ferrari August 21, 2008