bundle of straw; sheaf
Refers to a tied bundle of straw, often used in traditional contexts such as thatching, crafts, or as a unit of straw.
農家の納屋には藁束が積まれていた。
Bundles of straw were piled up in the farm shed.
Compound of 藁 (わら, 'straw') and 束 (たば, 'bundle').