Meaning Before
Type Abbreviation
Rank ★ ★ ★  Common
Usage General (not just online)
Comments B4 means before. It is an abbreviation commonly used online and offline to describe something that occurred or has to occur before something else. B4 is one of many abbreviations and acronyms that utilize a number for the phonetic representation of a combination of letters. Some examples include 4, 4ever, 4get, 2B, 2l8, and every1.
Updated July 19, 2016