What is She-she?
1.
A tranny woman (male to female) with the voice of a man, but with a penis.
Yo look at the she-she jerking herself off.
She-She is calling me, oh god, beware the She-She
Sheesh, you look like a She-She Monster!
See
2.
pigeon slang for the act of peeing
"i have to go she-she before i go in my pants!!"
See