A pre-fiancé (or pre-fiancée),
generally the result of a long-term
relationship assumed by all to be headed for eventual engagement; the designation one step above boyfriend (or
girlfriend), but a notch below fiancé (or fiancée).
After he agreed six years into their
relationship that someday he would indeed
propose to her, Karen began referring to Craig as her preancé to
indicate they weren't just dating aimlessly.