Special Somepony

Very Special Somepony, or just Special Somepony is a term among for a boyfriend or girlfriend, if not a spouse as well. At least one source indicates that variants may also exist among other species, such as "Special Somebreezie."

Overview
During Hearts and Hooves Day, the attempted to find  a "Very Special Somepony" to spend her day with, eventually settling on  a their choice for her.

referred to as her 'special somepony', meaning the term isn't exclusively used by foals.

Behind the scenes
"Speciial Somepony" is a play on the terms, "special someone" and "special somebody", lighthearted ways to announce affection for someone's significant other.

Cartoon

 * "Hearts and Hooves Day"
 * "Hard to Say Anything"
 * "Marks for Effort"
 * "Common Ground"