There are 2 definitions of bl in English:

bl1

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abbreviation

Barrel.

Definition of bl in:

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Word of the day envenom
Pronunciation: enˈvenəm
verb
put poison on or into; make poisonous

There are 2 definitions of bl in English:

BL2

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abbreviation

1(In Scotland and Ireland) Bachelor of Law.
1.1Bill of lading.
1.2 historical British Leyland.
1.3British Library.

Definition of bl in: