A bag filled with sand, used for flood control, ballast, or exercise.
We stacked sandbags in preparation for the flood.
Only when written 砂嚢
Rare term for a bird's gizzard. The usual word is 砂嚢 read さのう. This reading すなぶくろ is uncommon and may be encountered in older or specialized texts.
See also: 砂嚢 (さのう)
A bird's gizzard (sunabukuro) is an organ that grinds food.
Standard kanji spelling for 'sandbag'.
Alternate kanji spelling for 'gizzard', using 嚢 (sac). Rare; the more common word for gizzard is 砂嚢 read さのう.
Compound of 砂 (suna, 'sand') and 袋 (fukuro, 'bag'), literally 'sand bag'. The gizzard sense comes from the sand and small stones birds swallow to help grind food.