fiftyfif‧ty /ˈfɪfti/ ●●● S3 W3 number, noun 
Standards of living rose in the fifties.the early/mid/late fifties The play was written in the late fifties.3be in your fifties to be aged between 50 and 59early/mid/late fifties He must be in his early fifties by now.4 in the fifties if the temperature is in the fifties, it is between 50 degrees and 59 degreesin the low/mid/high fifties sunny, with temperatures in the mid fifties5[countable] a piece of paper money that is worth 50 dollars or 50 pounds: I can give you five tens for that fifty if you want.—fiftieth adjective: her fiftieth birthday
WORD ORIGINfifty
Origin:
Old English fiftig, from fif ‘five’WORD SETS
bob, nounbureau de change, nouncent, nouncentime, nounchange, verbC-note, nouncoin, verbcoinage, nounconvertible, adjectivecrown, nouncurrency, nouncurrency peg, nound., decimalization, noundenomination, nounDeutschmark, noundevalue, verbdime, noundinar, noundollar, noundoubloon, noundough, noundrachma, nounducat, nounexchange rate, nounfarthing, nounfifty, numberfirm, adjectivefiver, nounfive-spot, nounfloat, verbforeign exchange, nounFr, franc, noungold, noungold card, noungroat, nounguilder, nounguinea, nounhalf crown, nounhalf dollar, nounhalfpenny, nounha'penny, nounhard currency, nounkrona, nounkrone, nounKrugerrand, nounlegal tender, nounlira, nounmark, nounmill, nounmint, nounmint, verbmoney, nounmoney supply, nounnickel, nounnote, nounp., paper money, nounparity, nounpence, nounpennies, penny, nounpennyworth, nounpetrodollars, nounpiece, nounquarter, nounquid, nounrand, nounrate of exchange, nounrevalue, verbriyal, nounrouble, nounruble, nounrupee, nounsawbuck, nounshekel, nounshilling, nounsilver, nounsilver dollar, nounsingle, nounsingle currency, nounsixpence, nounsoft currency, nounsovereign, nounsterling, nounstrong, adjectivetenner, nounthreepence, nounthreepenny bit, nountraveller's cheque, nountuppence, nountuppeny, adjectivetwopenny, adjectiveweaken, verbyen, nounyuan, noun
COLLOCATIONS FROM THE ENTRY The play was written in the late fifties. He must be in his early fifties by now. sunny, with temperatures in the mid fiftiesCOLLOCATIONS FROM OTHER ENTRIES The companies split the profits fifty-fifty. We’ll share it on a fifty-fifty basis. a fifty-fifty chance of winning
The play was written in the late fifties. He must be in his early fifties by now. sunny, with temperatures in the mid fifties (=an equal chance that something will or will not happen)· I’d say there is a 50–50 chance that the deal will go through.
The companies split the profits fifty-fifty. We’ll share it on a fifty-fifty basis. (=share the cost of something equally) We went fifty-fifty on a new TV set.
We went fifty-fifty on a new TV set. a fifty-fifty chance of winningPHRASES FROM THE ENTRY
1the number 502the fifties [plural] (also the '50s, the 1950s) the years between 1950 and 1959: - Were you born in the fifties?
- From then on, throughout the fifties, it doubled itself every five years.
- He'd begun back in the fifties as a prison officer.
- Leo, who is credited with encouraging all of this exceptional musical talent, used to run a showband in the Fifties.
- Looking down through my mask at the ocean floor, I saw an old motorcycle, probably from the fifties.
- The bust, bosom or cleavage was for the Fifties the apotheosis of erogenous zones.
- The eleven-plus bulge was at its peak in the second half of the fifties.
- Unsuccessful attempts to replace it were made in the fifties and sixties.
- After all, I was only twenty-four and Captain Robins was in his fifties.
- Because children now arrive later in marriage, parents may be in their fifties before the last child leaves home.
- But the man was in his fifties and in poor health, so the effects of the poisoning lingered for weeks.
- He was in his fifties, unmarried, and out of touch with post-war educational methods.
- She was in her fifties, I suppose.
- Back then in the fifties even a color for a phone was rare.
- Cistern replacement Our house was built in the fifties and the original galvanised cistern remains.
- Kingsley Amis ... he was more popular in the Fifties and Sixties.
- Reactive dyestuffs, developed in the Fifties, chemically react with the cotton fibre, under the influence of alkali and heat.
- Some of the worst estates aren't the oldest, they were built in the fifties rush.
- That change became much more noticeable in the fifties and sixties when the first truly modern gay bathhouses emerged.
- The friendship patterns which will be important in the fifties and later are settled, faults are forgiven and relationships cemented.
Standards of living rose in the fifties.the early/mid/late fifties The play was written in the late fifties.3be in your fifties to be aged between 50 and 59early/mid/late fifties He must be in his early fifties by now.4 in the fifties if the temperature is in the fifties, it is between 50 degrees and 59 degreesin the low/mid/high fifties sunny, with temperatures in the mid fifties5[countable] a piece of paper money that is worth 50 dollars or 50 pounds: I can give you five tens for that fifty if you want.—fiftieth adjective: her fiftieth birthday