Dic·tion·ar·y

Regifter

1. An individual who accepts a gift a from one person and then, without the gifter’s knowledge, bestows that gift upon another person: Tim Whatley.
2. An entity that accepts a gift a from one person and then, without the gifter’s approval, bestows that gift upon another person: The Canada Revenue Agency.

re·gift·er
Etymology: Burnt into the mid-ninties lexicon by the sitcom Seinfeld (episode 98: “The Label Maker”).