Verified Reference
Updated: Jan 15, 2025
BIL
Brother in law
Pronunciation: /bil/
Primary Meaning
BIL stands for "Brother in law".
"BIL" stands for "Brother in law". Commonly used in texting contexts and digital communication.
Quick Reference Overview
Primary Category Texting
Tone & Register Casual & conversational
Formality Level Informal
First Observed c. 2000s (SMS & Chat Era)