PBW may refer to:
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Philadelphia-Baltimore-Washington Stock Exchange
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Peanut Butter Wolf, American hip hop record producer
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Proton beam writing, a lithography process
* Play by Web,
Play-by-post role-playing game
A play-by-post role-playing game (or sim) is an online text-based role-playing game in which players interact with each other and a predefined environment via text. It is a subset of the online role-playing community which caters to both gamer ...
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Prosopography of the Byzantine World, a prosopographical database project
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Poincaré-Birkhoff-Witt theorem, a result in mathematics
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