1.
downpour; heavy rain; pouring rain
Extremely heavy rainfall; rain falling in torrents.
Describes extremely heavy rainfall — a downpour.
Etymology
土砂 (earth and sand) + 降り (falling). Evokes rain so heavy it seems like earth and sand are falling from the sky.
Common patterns
SIMILAR WORDS (rain):
小雨 (drizzle) → 雨 (rain) → 大雨 (heavy rain) → 土砂降り (downpour) → 豪雨 (torrential rain, often causing damage)
Related Words
See also:
土砂 (earth and sand)
Compare:
ざあざあ (pouring)
Compare:
本降り (steady rain)
Compare:
小雨 (drizzle)
Related:
霧雨 (drizzle)