shòu​xīng

birthday person

寿星 (壽星) shòu​xīng
birthday person noun
an elderly person (or sometimes anyone) whose birthday is being celebrated

The guest of honor looked full of energy at today's birthday party.

god of longevity noun
the god of longevity in Chinese mythology, associated with the star Canopus

This God of Longevity is always shown holding a large immortal peach in New Year pictures.

Frequency

Movie subtitles
1.67 per million appears in 1% of films
Written text
1.96 per million

Sources

Definitions
CC-CEDICT