(n.) A sexual realtionship between two or more people in which fellatio is the only form of affection/contact. Usually pejorative, suggests the
relationship is lacking.
Term applies mainly to
heterosexual relatioships but also acceptable when used in male homosexual context. Not applicable in female/lesbian
relationships.
"Susie is so deluded. She thinks Bob likes her but they
don't even make out or
have sex. She just comes over and blows him. That's not a
relationship, that's a fellationship"