Number-one

You're really a number-one fool.

As a teenager, Tom was the number-one ranked player in his state.

Land-clearing is the number-one threat to koalas.

The South Korean boy band on Monday reached the number-one position on the Billboard Top 200 music list, with the album “Love Yourself: Tear.”

Berber is my number-one focus.

Mary asked Tom to buy some berries; didn't matter what sort, she said. Tom, a botanist, returned with bananas, lemons, pineapples, aubergines, peppers, various melons and gourds, tomatoes, avocados, dates, kiwis and, to top it all, papayas – proud of having gathered such a selection. Yes, it had cost him no little amount, but satisfying Mary to the highest degree was always Tom's number-one priority.

Ziri's studies were the number-one priority for him.

Are Friends Electric? by Tubeway Army was a number-one single in 1979.

Every place I have worked and that's Asia, Africa, Europe, America, South America, mastitis is typically the number-one problem of dairy farmers.