Meaning & Definition of word "On"

On

/ɒn/

preposition:

  • 1. In contact with and supported by a surface.
    • Example: The book is on the table.
  • 2. Indicating a position or location in relation to something.
    • Example: She put the vase on the shelf.
  • 3. Indicating a time something happens.
    • Example: The meeting is on Friday.
  • 4. Indicating a state of being involved with or engaged in something.
    • Example: He is on a diet.
  • 5. Indicating a means of operation or action.
    • Example: She switched the light on.

adverb:

  • 1. In a state of operation or functioning.
    • Example: The computer is on.
  • 2. Indicating continuation or progression.
    • Example: The show must go on.

adjunct:

  • 1. Having ongoing action or effect.
    • Example: We are still on the right path.

Etymology

Old English 'on', of Germanic origin.

Common Phrases and Expressions

on fire:

burning; very enthusiastic or passionate.

on the rise:

increasing; improving.

on the same page:

in agreement; in harmony.

on the go:

busy; active.

on point:

exact; accurate.

Related Words

upon:

In an elevated position above and in contact with.

onto:

To a position on or upon.

onward:

Moving forward or advancing.

onset:

The beginning of something.

Slang Meanings of on

Meaning: On point

Example Sentence: Her outfit is on point today.

Meaning: On the down-low

Example Sentence: Keep it on the down-low; it's a secret.