pin money \pin money\, noun:
1. An allowance of money given by a husband to his wife for private and personal expenditures.
2. Money for incidental expenses.
3. A trivial sum.
pin money \pin money\, noun:
1. An allowance of money given by a husband to his wife for private and personal expenditures.
2. Money for incidental expenses.
3. A trivial sum.