receiver of A gift

addressee of A gift

why, it depends
https://books.google.com/ngrams/graph?content=receiver+of+a+gift%2C+receiver+of+the+gift&year_start=1800&year_end=2000&corpus=15&smoothing=3&share=&direct_url=t1%3B%2Creceiver of a gift%3B%2Cc0%3B.t1%3B%2Creceiver of the gift%3B%2Cc0

Yes, it depends, but in a definition it doesn’t make sense to refer to a definite gift. It’s like defining PATIENT as: the recipient of THE medical treatment.

Ok

Now you’re talking!

Вот это другое дело!

👍🏼

😉