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  1. Log In - FirstEnergy Corp.

    Oct 29, 2025 · Pay your bill online View your billing and payment history Check your account balance Set up recurring payments Track and analyze your energy usage Receive email and ...

  2. Mon. | definition in the Cambridge English Dictionary

    noun Add to word list abbreviation for Monday (Definition of Mon. from the Cambridge Academic Content Dictionary © Cambridge University Press)

  3. Mon. abbreviation - Definition, pictures, pronunciation and usage …

    Definition of Mon. abbreviation in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  4. MON Definition & Meaning | Dictionary.com

    Usage What does mon- mean? Mon- is a combining form used like a prefix meaning “alone, singular, one.” It is used in many technical and scientific terms. Mono- comes from the Greek mónos, meaning …

  5. MON. definition in American English | Collins English Dictionary

    Mon in American English (moun) noun an Austroasiatic language used chiefly in Myanmar in the vicinity of Mawlamyine

  6. MON Definition & Meaning - Merriam-Webster

    The meaning of MON is dialectal chiefly British variant of man. How to use mon in a sentence.

  7. What does MON stand for? - Abbreviations.com

    Looking for the definition of MON? Find out what is the full meaning of MON on Abbreviations.com! 'Monday' is one option -- get in to view more @ The Web's largest and most authoritative acronyms …

  8. Mon. - definition of Mon. by The Free Dictionary

    Mon. synonyms, Mon. pronunciation, Mon. translation, English dictionary definition of Mon.. abbr. Monday American Heritage® Dictionary of the English Language, Fifth Edition.

  9. Mon, n.¹ & adj. meanings, etymology and more | Oxford English …

    Factsheet What does the word Mon mean? There are three meanings listed in OED's entry for the word Mon. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

  10. Mon. Definition & Meaning | Britannica Dictionary

    The Britannica Dictionary Mon. 1 ENTRIES FOUND: Mon. (abbreviation) Mon. abbreviation