(dated, electronics) A battery used to provide the plate voltage for a vacuum tube.

plural of B roll

(television, film) Supplemental or alternative footage intercut with the main shot, used for example to indicate simultaneous action or flashbacks.

2,5-dimethoxy-4-bromophenethylamine; a recreational psychedelic drug.

(informal, rare) Someone with B-cup sized breasts. / (informal, rare) A B-cup sized breast.

Shaped like the capital letter "B" or its mirror image

(informal) Business school, a school or a division within a college or university teaching topics related to business or management.

The final featuring those who failed to pass the semifinals onto the A final, to sort out the minor rankings.

Alternative spelling of B final

(immunology) A B cell.