1. A plant of the genus Apeiba or related genera, native to tropical America, having hemp-like fibers in its bark.
Usage: botanical term; also called Apeiba tree
2. Any of various weedy plants with hemp-like leaves or fibers.
Usage: informal; regional

Examples

• The hempweed grows abundantly in tropical rainforests.
• Botanists studied the fiber properties of hempweed for potential textile applications.
• Local farmers cleared hempweed from their fields.
• The bark of hempweed contains strong, durable fibers.