Definition from Wiktionary, the free dictionary
- (idiomatic) Families that have been wealthy for generations or members of such families.
- (UK) The monetary system used in the United Kingdom before decimalisation (1971) and consisting of pounds, shillings, pence and farthings.
- (humorous) The imperial system of measurement, as opposed to the metric system.
- These scales say I weigh 72 kilograms; what's that in old money?
- (families that have been wealthy for generations): new money