PC.net

FIL

Meaning Father-in-law
Type Acronym
Popularity ★ ★ ☆ ☆ ☆  Uncommon
Usage General (not just online)
Comments

Refers to the father of a person's spouse.
Example "Thankfully, I get along with my FIL pretty well."
Updated October 21, 2020
Information from PC.net
https://pc.net/slang/meaning/fil
space