Commonly used to describe a lady's untrimmed pubic hair.
A combination of the words gwat or guava and the word afro. Gwat or guava refers to a ladies vagina and afro to her unshaven pubic hair.
"Last night I watched one of my dad's pornos from the 70's; I've never seen a gwafro like that before!"
"Think about it, Hank. We're usually blessed with a tiny landing strip on our ladies while our father's needed machette's to fight through the gwafro on theirs.'