Word.ws English Dictionary

mb

mb is the initialism of my bad.

mb is the abbreviation of maybe.

Meaning of my bad

Interjection

  1. (colloquial, idiomatic) My fault; mea culpa.
    • Yes, I realise the car isn't supposed to be parked in the heirloom flowerbed. My bad.
  2. (colloquial, idiomatic) sorry

Meaning of maybe

Adverb

maybe (not comparable)

  1. Perhaps, possibly.
    • A small extra effort now can maybe save you much work later.
    Synonyms:
    mayhaps, peradventure, perhaps, possibly, could be, might be, that’s possible
  2. Perhaps that is true (expressing no commitment to a decision or a neutral viewpoint to a statement).
    • Okay. See you later, maybe. — Maybe I’ll see you later.2016, VOA Learning English (public domain)
  3. (UK) Certainly.
    • Maybe not the best idea.

See all 7 meanings of maybe

Symbol (1) capitalized: MB

MB

  1. (abbreviation, formal) Abbreviation of megabyte.
    • MB equals 10⁶ bytes and GB equals 10⁹ bytes1989, IBM 3390 Direct Access Storage Reference Summary, IBM, page 7
    • “Unlike other platforms, we store your files for as long as you need them, so it is crucial that we manage our storage sustainably. If you need more upload capacity, Nitro Basic offers a 50MB limit, and Nitro gives you up to 500 MB, so you have options that fit your needs,” the company said on its...2024 September 4, Anurag Singh, “Discord lowers free upload limit to 10MB: “Storage management is expensive””, in Dexerto
  2. (abbreviation, informal) Abbreviation of mebibyte.
    Synonyms:
    MiB

Noun capitalized: MB

MB (plural MBs)

  1. (China, abbreviation, slang) Abbreviation of moneyboy.
  2. (abbreviation) Abbreviation of motherboard.
  3. (US, abbreviation, initialism) Initialism of marine barracks.
  4. (Thailand, abbreviation, initialism) Initialism of million baht.
  5. Bachelor of Medicine degree (Latin: Medicinae Baccalaureus).

Proper noun capitalized: MB

MB

  1. (abbreviation) Abbreviation of Manitoba: a province of Canada.
  2. (abbreviation, initialism) Initialism of Myers–Briggs.
    • For example, Jung described one type as being introverted sensing. In
      MB terminology, this means that introverted sensing is dominant (ie
      ISxJ types). What MB 'adds' is that this function is supported by
      extraverted thinking or feeling as the auxiliary. The mapping between
      the models is:1997 January 21, Steve Myers, “jung's 8 vs MB's 16”, in alt.psychology.personality (Usenet)
  3. (abbreviation, initialism) Initialism of Mercedes-Benz.
    • And
      for those of us with less $$$, one of the BMW 3-series or MB C class should
      satisfy all needs.1994 March 4, Holger Spielmann, “*High* power cars -- Why”, in rec.autos (Usenet)
    • Though I'm not an expert, as a long-term MB owner I have read and been
      told that MB coolant is superior because of its buffering properties. It
      retains a stable pH for longer than the large commercial brands. I used
      to think "propylene glycol is all the same" however others have convinced
      me it's...1999 November 13, Joseph Vogt, “Only Mercedes antifreeze in MB cars?”, in alt.auto.mercedes (Usenet)
  4. (abbreviation, initialism) Initialism of Matchbox.
    • Just found a new batch of MB: Green Viper #10, New Viper Hardtop #1, Red
    • Prowler #38, BMW #25, plus several others. MB has really done well in 1997.1997 September 17, SEDLYTZ, “The new MB are great”, in rec.toys.cars (Usenet)

Verb capitalized: MB

MB

  1. (abbreviation) Abbreviation of make bobble.
    • Row 1: K2, MB, k1, do not turn.2011, Jane Davis, Knitting - The Complete Guide, page 145

Interjection capitalized: MB

  1. (Internet, abbreviation, initialism) Initialism of my bad.

Adverb capitalized: MB

MB (not comparable)

  1. (Internet, abbreviation) Abbreviation of maybe.

Symbol (2) capitalized: Mb

Mb

  1. (abbreviation) Abbreviation of Mbit.
  2. (abbreviation) Abbreviation of megabase.

Synonyms of mb

Forms of mb

Symbol
alternative adverb interjectionmb
Noun
pluralMBs

Words formed from mb

Questions about mb

What does mb mean?
Mb means bachelor of Medicine degree (Latin: Medicinae Baccalaureus).
What is mb the initialism of?
Mb is the initialism of my bad.
What part of speech is mb?
Mb can be a symbol, a noun, a proper noun or a verb.

Words near mb in the dictionary

  1. Maʽat
  2. maᵗⁱᵉ
  3. Maṅgala
  4. maṇḍala
  5. maṇḍalas
  6. mb
  7. MB/s
  8. MB1
  9. MB1s
  10. MBA
  11. MBaaS

Source and license

Adapted from Wiktionary: mb (page history and authors); MB (page history and authors); Mb (page history and authors); my bad (page history and authors); maybe (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-MB.ogg.

Cite this entry: “mb.” Word.ws, https://word.ws/mb. Based on Wiktionary, CC BY-SA 4.0.