ˈpin ˌmoney BrE AmE noun [uncountable]
British English a small amount of extra money which someone earns to spend on things which they want but do not really need:
She helped her uncle out sometimes just to earn a bit of pin money.
ˈpin ˌmoney BrE AmE noun [uncountable]
British English a small amount of extra money which someone earns to spend on things which they want but do not really need:
She helped her uncle out sometimes just to earn a bit of pin money.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012