(uncountable) (plural attested only as sparrowfarts)
- (uncountable, UK, Australia, slang) A time very early in the day; dawn.
- (countable) A person or thing of no consequence.
The sense is also rendered in non-idiomatic constructions such as “when the sparrow farts.”
- Possibly from earlier British Army usage, from Urdu [script?] (sawayray, “early”).
- Alternative form of sparrow-fart.