Word.ws English Dictionary

on a lark

on a lark prepositional phrase: in a frolicky or frivolous manner; on a whim.

Prepositional phrase

  1. (idiomatic) In a frolicky or frivolous manner; on a whim.
    • When you meet the girl who wouldn't et cetera you will tell her that your are slumming, visiting your own six A.M. Lower East Side of the soul on a lark, stepping nimbly between the piles of garbage to the gay marimba rhythms in your head.1984, Jay McInerney, Bright Lights, Big City, →ISBN, page 4
    Synonyms:
    on a whim

Synonyms of on a lark

Questions about on a lark

What does on a lark mean?
On a lark means in a frolicky or frivolous manner; on a whim.
What part of speech is on a lark?
On a lark is a prepositional phrase.

Words near on a lark in the dictionary

  1. on a first-name basis
  2. on a full stomach
  3. on a go-slow
  4. on a good wicket
  5. on a kick
  6. on a lark
  7. on a loose end
  8. on a losing wicket
  9. on a mission
  10. on a need-to-know basis
  11. on a pair

Source and license

Adapted from Wiktionary: on a lark (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.

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