1. holes made through something, especially a series of small holes
2. the action or process of making holes through something

Examples

• The postage stamp had perforations along its edges for easy tearing.
• The paper towels have perforations between each sheet.
• The doctor examined the perforations in the patient’s eardrum.
• Laser perforations allow the packaging to be opened easily.
• The perforations in the metal sheet created a decorative pattern.
• Computer paper used to have perforations on the sides for feeding through printers.
• The perforations in the leather allowed air to circulate through the shoe.