why buy the cow when you can get the milk for free

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

Do not expect somebody to make a costly commitment if it will give them nothing they do not already have; used especially as a warning against having sexual intercourse before marriage (or conversely, as encouragement against getting married).

Where it’s used: Used American English

Examples

The whole idea of why buy the cow when you can get the milk for free relates to offering only a very brief sample of your music online. I have intellectual property, and I treat that intellectual property very seriously as an artist.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “why buy the cow when you can get the milk for free” mean?

Do not expect somebody to make a costly commitment if it will give them nothing they do not already have; used especially as a warning against having sexual intercourse before marriage (or conversely, as encouragement against getting married).

Is “why buy the cow when you can get the milk for free” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.