fifty

American  

[fif-tee] / ˈfɪf ti /

noun

plural

fifties

1. a cardinal number, ten times five.

2. a symbol for this number, as 50 or L.

3. a set of this many persons or things.

4. fifties, the numbers, years, degrees, or the like, from 50 through 59, as in referring to numbered streets, indicating the years of a lifetime or of a century, or degrees of temperature.

   She lives in the East Fifties. He's in his late fifties. It's going to be in the fifties again today.

5. Informal. a fifty-dollar bill.

   He had a fifty and two tens in his wallet.

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adjective

1. amounting to 50 in number.

fifty British  

/ ˈfɪftɪ /

noun

1. the cardinal number that is the product of ten and five

2. a numeral, 50, L, etc, representing this number

3. something represented by, representing, or consisting of 50 units

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determiner

1. 1. amounting to fifty

      fifty people

   2. ( as pronoun )

      fifty should be sufficient

Etymology

Origin of fifty

before 900; Middle English; Old English fīftig. See five, -ty ¹

Example Sentences

He reached his fifty off 36 balls before launching a late assault, hitting four sixes and 10 fours in all.

From Barron's

The 35-year-old has had a quiet winter with no fifties in 15 international innings across all formats, though a 97 not out in the SA20 in January casts doubt on those writing him off entirely.

From BBC

The Met Office is expected to confirm later that it has officially rained there every day for the last fifty days.

From BBC

For all Jonah knew, someone could have gone back in time to tap their phones ten years ago, but was listening to their conversations fifty years in the future.

From Literature

Former President Bill Clinton and his wife Hillary, a former secretary of state, also shared tributes, saying they were friends with Jackson for "almost fifty years".

From BBC