Meaning of the word pb in English

What does pb mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

pb

US /ˌpiːˈbiː/
UK /ˌpiːˈbiː/

Abbreviation

personal best

Example:
She set a new PB in the 100-meter dash.
My goal is to achieve a PB in the marathon this year.