A man pretending to be a woman. This usage is taken from the 1960's movie "Beyond the Valley of the Dolls". Z-man was a character in the film. At the end of the movie Z-man turned out to be a woman!
"Z-man is really a woman!" Quote from the movie Beyond the Valley of the Dolls.
bald headed steriod freak, always talking about pussy and not getting any...constantly referring to chicks that want a little something he likes to call....the Dick!
You know you didn't fuck her, stop lying, you are such a Z-man!
nickname for zuodi, the sexy asian kid =]
Everybody wants to be a Z-Man, but not everyone is.