mb

(noun) a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits. Synonyms: megabit, Mbit, Mb.

(noun) a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes. Synonyms: megabyte, M, MB.

(noun) a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes. Synonyms: megabyte, mebibyte, M, MB, MiB.

(noun) (a British degree) a bachelor's degree in medicine. Synonyms: Bachelor of Medicine, MB.