1. Plural of casebearer; insects (especially moth larvae) that construct and carry portable cases or tubes made of silk, plant material, or other substances for protection.
Usage: entomology; often used in agricultural or ecological contexts
2. Plural of casebearer; people or entities that carry cases, briefcases, or similar containers.
Usage: general usage

Examples

• The orchard was infested with casebearers that damaged the fruit trees.
• Casebearer larvae are difficult to control because their protective cases shield them from pesticides.
• Several casebearers walked through the airport terminal with their luggage.
• The entomologist studied the behavior of casebearers in the laboratory.
• Casebearers are common pests in apple and peach orchards.
• The museum hired casebearers to transport the delicate artifacts safely.