芋いもの子こを洗あらうよう

expression, na-adjective

jam-packed; teeming; heaving with people

Idiomatic simile describing a crowd so dense that people are jostling against each other, like potatoes being washed in a tub. Often used with 混雑, 人混み, or similar words.

See also: 芋を洗うよう

• 夏なつ祭まつりの会かい場じょうは芋いもの子こを洗あらうような混こん雑ざつだった。

  The summer festival venue was jam-packed with people jostling against one another.

• 通つう勤きんラッシュの電でん車しゃはまさに芋いもの子こを洗あらうようだ。

  The rush-hour train is exactly like a scene of people jostling together.