About

SYBAU is a slang term and acronym meaning "shut your bitch ass up." The acronym has been used online since as early as 2003 when it was first defined on Urban Dictionary, spreading over the following years. It became increasingly popularized in the 2020s on sites like TikTok as a way of telling someone to shut up, particularly seeing virality in late 2024 and early 2025.

Origin

It is unclear who first used the acronym "SYBAU" online. The earliest known use of the acronym is a definition by Urban Dictionary^[1] user gh0ti a.k.a. markie made on November 19th, 2003, suggesting the term has been used since at least as early as 2003.

Spread

The term became increasingly popularized online in the mid-2020s, particularly on TikTok. SYBAU is often used in TS PMO ICL videos.

For example, on February 8th, 2025, TikToker^[2] @swaggsolos posted a video using the phrase, garnering over 2 million views in three weeks.

On February 25th, TikToker^[3] @onmybehalf posted a video that purposefully misdefines the phrase as "so you're beautiful and unique," garnering over 1.6 million views in three days.

Various Examples

Search Interest

External References