Korean Family Titles
형부
hyeongbu · Older sister's husband (for a woman)
Relationship
me (her younger sister) → my older sister → her husband
Who uses it
A woman, about her older sister's husband.
When you call them
Call him 형부.
When you talk about them
To others, 형부.
Example
형부, 언니 생일 선물 뭐 샀어요?Hyeongbu, what did you get my sister for her birthday?
Based on the standard etiquette of the National Institute of Korean Language; families and regions vary.