o'

o'

A clock on the wall shows the time as ten o'clock.

Definition
  1. Preposition (abbreviation of of):

    • Used in informal or poetic contexts to indicate belonging, relation, or origin.
    • Example: a cup o' tea (a cup of tea).
  2. Preposition (abbreviation of on):

    • Used in informal or dialectal speech to indicate position or time.
    • Example: I dreamt of it o'nights (I dreamt of it on nights).
Usage Examples
  • Abbreviation of of:

    • He's a man-o'-war. (A warship; literally "man of war.")
    • It's a matter o' time. (It is a matter of time.)
  • Abbreviation of on:

    • I'll see you o' Friday. (I will see you on Friday.)
    • She works o' weekends. (She works on weekends.)
Advanced Usage
  • In fixed expressions: The form o' appears in many traditional phrases, especially in nautical or folk contexts.

    • Jack-o'-lantern (a carved pumpkin, originally "Jack of the lantern")
    • Will-o'-the-wisp (a ghostly light, originally "Will of the wisp")
  • In poetry or song lyrics: Used to maintain rhythm or create a colloquial tone.

    • "The fog o' the sea" (poetic for "the fog of the sea")
Variants and Related Words
  • O'clock (adv): abbreviation of of the clock, used to indicate time.

    • It's ten o'clock. (It is ten of the clock, i.e., ten hours.)
  • O'er (prep): abbreviation of over, used in poetry.

    • The moon hangs o'er the hill. (The moon hangs over the hill.)
Synonyms
  • Of: the full form, used in standard English.

    • A cup of tea (standard) vs. a cup o' tea (informal).
  • On: the full form, used in standard English.

    • On nights (standard) vs. o'nights (dialectal).
Phrasal Verbs
Related Idioms
  • Man-o'-war: a type of warship.

    • The man-o'-war sailed into port. (The warship arrived.)
  • Jack-o'-lantern: a carved pumpkin with a light inside.

    • We made a jack-o'-lantern for Halloween. (We carved a pumpkin.)
  • Will-o'-the-wisp: a misleading or elusive thing.

    • That promise was just a will-o'-the-wisp. (It was a false hope.)