Definition

An emphatic, drawn-out spelling of 'bro' used to express disbelief, exasperation, or to call attention to something absurd or frustrating.

Example Usage

Bruhhh, you can't be serious right now. Did you really just cancel plans five minutes before?

Origin

Derives from 'bro' (brother); the extended vowel spelling became popular in internet slang and AAVE in the 2000s-2010s.

Fun Fact

The number of 'h's can vary (brah, bruuh, bruhhhhh) and often correlates with intensity of emotion in digital communication.

Source: Definition backfill (hailey)