BTB

Branch Target Buffer

BTB

Branch Target Buffer, on x86 processors, the cache of recent conditional jump results.
Found on http://kernelnewbies.org/KernelGlossary

BTB

Brom Thymol Blue. Used in media for isolating pathogenic streptococci.
Found on http://www.dyerlabs.com/glossary/microbiology/2w-x-y-z.html

BTB

By the Book. See RAW.
Found on http://rpggeek.com/wiki/page/RPG_Glossary

btb

by the by
Found on http://www.noslang.com/dictionary/b/
No exact match found