one and only

1. (idiomatic)Only love, sole sweetheart.

   Will you be my one and only?

2. The most talented or famous person (within in a specific context)

1. One can only do one's best.

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2. This book is available at one shop only.

   ruЭту книгу можно купить только в одном магазине. — marafon

   deDieses Buch gibt es nur in einem Laden. — Kerstin

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3. This will be your one and only notice.

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4. This will be your one and only warning.

   ruЭто ваше первое и последнее предупреждение. — Wezel

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5. Tom told Mary she was his one and only.

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regular