# lark

/ˈɫɑɹk/ (US) · /lˈɑːk/ (UK) · CEFR C2 · Noun

Source: https://englishreference.com/word/lark
Updated: 2026-08-15

## Definition

a small bird known for its beautiful singing, or a fun activity you do just for a joke. You might do something 'for a lark' if you want to be a bit silly.

For teachers: refers to any of several small songbirds, particularly the Alauda arvensis, or a lighthearted, mischievous adventure. Often appears in the idiomatic phrase 'on a lark' or 'for a lark' to indicate spontaneous fun.

## Examples

- We went for a swim at midnight just for a lark.
- The morning air was filled with the sweet, rising song of a lark in the meadow.
- What began as a harmless lark among university students quickly escalated into a local scandal that required the dean's personal intervention.

## Usage notes

- When referring to a prank or fun activity, it is frequently used with the prepositions 'on' or 'for'.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.