So‘z birikmasi - Lug‘at

Yomg’ir yog’ishidan oldingi bulut, ya’ni qora bulut, ko`proq ma'joziy manoda ishlatiladi

The clouds which are expected to bring rain.

“Yoki g’amgin bulutlarga botsa quyosh-nur, Bilki, erta uyg’otadi qizlarni yomg’ir, Yo urilar darchaga do’l: tongda qishloqi... Manba: Pushkin, Alomatlar

But Mrs. Davidson had given two or three of her birdlike glances at heavy grey clouds* that came floating over the mouth of the harbour.* Manba: Somerset Maugham, Rain
On the beach one afternoon, gloomy* clouds turned day into night and dumped rain like they were punishing us.* Manba: Elizabeth Flock, Sleepwalking in daylight