1. Plural of billy; a cylindrical metal container or pot, typically used for cooking or boiling water, especially in camping or outdoor settings.
Usage: Often used in Australian English and outdoor/camping contexts
2. Plural of billy; a male goat.
Usage: Also called billy goats
3. Plural of billy; a short, thick stick or club, especially a police officer's baton.
Usage: Informal; chiefly North American

Examples

• The campers filled their billies with water from the stream.
• The farmer kept several billies in the pasture to breed with the nanny goats.
• The police officers carried their billies on their belts.
• We heated tea in the billies over the campfire.
• The billies bleated loudly in the barn.