Top Definition
Someone who used to be a "Huma", but had a sex change operation. ( See definition for huma )
George: "Hey Frank, i'm not gay or anything, but Mark sure has a nice ass."

Frank: "Didn't you know? He is a real "Posthuma"."
by Heywouldyablowmeonaboat May 24, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.