The spelling of the phrase "one for book" may seem unusual, but it is often used in gambling or betting contexts as a way to signify placing a single bet on something. The phrase itself is pronounced [wʌn fɔr bʊk], with the "one" sounding like the number and "for" being stressed with a prolonged "o" sound. The "book" portion is pronounced with a shorter "u" sound, similar to "put." While unconventional, this phrase is still commonly used in certain circles.
"One for the book" is a colloquial idiom or phrase that is commonly used to refer to an event, situation, or experience that is remarkable, notable, or memorable in some way. The phrase is typically used in a positive sense and denotes something special or extraordinary that is worth retelling or remembering.
The term "one for the book" originates from the idea of an event or accomplishment being noteworthy enough to be recorded for future reference, as if it were to be written down in a book of exceptional occurrences. It implies that the particular incident or experience is unique, unexpected, or out of the ordinary.
For instance, if someone tells a funny or incredible story, another person may respond with "That's definitely one for the book!" This indicates that the story is so unusual, entertaining, or remarkable that it is worth being recorded or remembered.
The phrase can also be used to emphasize the significance or impact of an achievement or an occurrence. If someone accomplishes something great or experiences a major success, they might say, "That was truly one for the book!" It signifies that the achievement is so notable that it stands out among others and leaves a lasting impression.