one-fifty
UK[ˌwʌn ˈfɪfti]US[ˌwʌn ˈfɪfti]
n
The number 150.
n
A score of 150, especially in darts.
n
A size or type designated by the number 150.
Etymology
The term 'one-fifty' is a modern English compound, transparently constructed from its constituent numerals. The first element, 'one', traces its lineage back to the Proto-Indo-European root óynos, meaning "one, single." The second element, 'fifty', derives from the Old English 'fīftig', a compound of 'fīf' (five) and the suffix '-tig', denoting a decade or group of ten. This pattern of forming multiples of ten is ancient and Germanic. The compound 'one-fifty' follows the straightforward, logical English convention for naming numbers between one hundred and two hundred, literally meaning "one hundred and fifty," where 'one' specifies the hundreds place and 'fifty' specifies the tens and units.
Analysis
This is a compound numeral formed from two English number words. 'One' originates from Old English 'ān', of Germanic origin, related to Dutch 'een' and German 'ein', from an Indo-European root shared by Latin 'unus'. 'Fifty' originates from Old English 'fīftig', from 'fīf' (five) + a suffix related to 'tig' (group of ten).
Examples
The final price came to one-fifty after taxes.
He hit one-fifty with his last three darts to win the match.
You'll need a one-fifty watt bulb for that lamp fixture.