1. the parts of checks, tickets, or other documents that are kept as records after the main portions are detached or given away
Usage: plural form of counterfoil

Examples

• The accountant filed all the check counterfoils in chronological order.
• Keep your ticket counterfoils as proof of purchase.
• The bank requires customers to retain counterfoils for their records.
• She organized the receipt counterfoils in a special folder.
• The counterfoils showed a clear pattern of monthly expenses.
• All counterfoils must be submitted with the expense report.