1. A small coin formerly used in Scotland, worth one-third of a penny.
Usage: archaic; historical; Scottish
2. A small amount of money; a trifle.
Usage: archaic; informal

Examples

• The merchant refused to accept a single plack for his goods.
• He didn't have a plack to his name after losing his fortune.
• In medieval Scotland, a plack was a common form of currency.
• She wouldn't give a plack for such worthless advice.
• The poor boy earned barely a plack a day working in the fields.