There are 2 definitions of Mb in English:

Mb1

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abbreviation

Computing
Megabit(s).

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Word of the day abjure
Pronunciation: abˈjo͝or
verb
solemnly renounce (a belief, cause, or claim)

There are 2 definitions of Mb in English:

MB2

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Pronunciation: /ɛmˈbiː
 
/

abbreviation

1Bachelor of Medicine: he became MB and FRCP
[from Latin Medicinae Baccalaureus]
1.1Manitoba (in official postal use).
1.2 Computing Megabyte(s): a 800 MB hard disk

Definition of Mb in: