A Fanus is a guy with very low testosterone levels and looks like a te year old at the age of 20. They also have a very small dick
That guy looks like a Fanus
by JouMaMaakLekkerKos March 05, 2024
The action of sticking a funnel inside of your anus, then having your girlfriend urinate inside the funnel.
by wessypoo July 31, 2013